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Operations Glossary

The language of operations.

Plain-English definitions of the terms that run inventory, procurement, accounting, the warehouse floor, freight and customs, tax filing and payroll — with the formulas behind them. 257 terms across 10 areas, and counting.

From the register · sample entries

Economic Order Quantity EOQ noun
The order size that minimises ordering and holding cost combined.
Incoterms noun
Standard trade terms defining who pays for and risks each leg of a shipment.
Cash Conversion Cycle CCC noun
How many days cash is tied up between paying suppliers and collecting.
A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
A

ABC Analysis

Inventory

Classifying inventory into A, B and C tiers by value or importance.

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Accounts Payable

AP
Accounting

Money your business owes to suppliers for goods or services received.

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Accounts Receivable

AR
Accounting

Money owed to your business by customers for sales made on credit.

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Accrual Accounting

Accounting

Recognising income and expenses when they are earned or incurred, not when cash moves.

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Accrued Expense

Accounting

A cost incurred but not yet invoiced or paid.

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Affordable Housing Levy

People & Payroll

A Kenyan payroll levy on gross pay, matched by the employer.

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Aging Report

Accounting

A breakdown of receivables or payables by how overdue they are.

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Air Waybill

AWB
Logistics & Trade

The transport document for air freight, used as a receipt but not as title.

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Anomaly Detection

Data & Systems

Automatically flagging transactions or patterns that deviate from the norm.

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Anti-Bribery Compliance

Tax & Compliance

Controls preventing improper payments or inducements in business dealings.

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Application Programming Interface

API
Data & Systems

A defined interface letting one system read from or write to another.

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Approval Workflow

Procurement

A defined chain of sign-offs a transaction must pass before proceeding.

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Approved Vendor List

AVL
Procurement

The controlled set of suppliers cleared to receive orders.

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Assembly and Disassembly

Manufacturing

Building items from components, or breaking them back down into parts.

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Asset Tracking

Inventory

Monitoring the location, custody and condition of physical assets.

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Audit Trail

Tax & Compliance

A tamper-evident record of who did what, when, and to which record.

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Available to Promise

ATP
Inventory

The stock you can genuinely commit to a new order after existing allocations.

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Average Order Value

AOV
Sales

The average revenue per order over a period.

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B

Backorder

Inventory

An order accepted for an item that is currently out of stock.

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Bad Debt Provision

Accounting

An estimated allowance for receivables you do not expect to collect.

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Balance Sheet

Accounting

A snapshot of what the business owns and owes at a point in time.

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Bank Reconciliation

Accounting

Matching ledger cash records against the bank statement.

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Barcode

Inventory

A machine-readable code printed on an item, label or location.

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Batch Picking

Warehouse

Picking the same item for several orders in one trip, then sorting.

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Bid Evaluation

Procurement

Scoring supplier submissions against agreed criteria to select a winner.

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Bill of Lading

BoL
Logistics & Trade

The carrier document that acts as receipt, contract and title for sea freight.

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Bill of Materials

BOM
Manufacturing

The structured list of components required to make one unit of a product.

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Bin Location

Warehouse

A specific addressable storage position within a warehouse.

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Blanket Purchase Order

Procurement

A single PO covering multiple deliveries over a period at agreed terms.

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Bonded Warehouse

Logistics & Trade

A customs-controlled facility where imports are stored before duty is paid.

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Break-Even Point

Accounting

The sales level at which total revenue exactly covers total cost.

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Budget Variance

Accounting

The difference between budgeted and actual figures for a period.

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C

Carrying Cost

Inventory

The total cost of holding inventory over time.

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Cash Conversion Cycle

CCC
Accounting

How many days cash is tied up between paying suppliers and collecting from customers.

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Cash Flow Statement

Accounting

A record of actual cash moving in and out, split by activity.

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Category Management

Procurement

Managing related purchases as a portfolio with a dedicated strategy.

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Certificate of Conformity

CoC
Logistics & Trade

Proof from a pre-shipment inspection that goods meet destination standards.

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Chart of Accounts

COA
Accounting

The structured list of accounts transactions can be posted to.

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Churn Rate

Sales

The rate at which customers stop buying over a period.

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Clearing Agent

Logistics & Trade

A licensed agent who handles customs formalities for an importer.

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Conflict of Interest

CoI
Procurement

A personal interest that could improperly influence a buying decision.

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Consignment Inventory

Inventory

Stock held on your premises but still owned by the supplier until it is used or sold.

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Container Freight Station

CFS
Logistics & Trade

An off-port facility where containers are unpacked, stored and cleared.

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Contract Lifecycle Management

CLM
Procurement

Managing contracts from drafting through renewal or exit.

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Contribution Margin

Accounting

Revenue minus variable costs — what each sale contributes to fixed costs and profit.

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Cost, Insurance and Freight

CIF
Logistics & Trade

The seller pays freight and insurance to the destination port; the buyer clears customs.

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Cost Avoidance

Procurement

Savings from preventing a cost increase rather than reducing current spend.

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Cost Centre

Accounting

A department or unit that costs are collected against for accountability.

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Cost of Goods Sold

COGS
Accounting

The direct cost of the products a business sold in a period.

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Credit Limit

Sales

The maximum outstanding balance a customer may hold on credit.

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Credit Note

Accounting

A document reducing the amount a customer owes on a prior invoice.

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Cross-Docking

Warehouse

Moving goods from inbound to outbound with little or no storage.

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Customer 360

Sales

A unified view of everything you know about a customer.

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Customer Lifetime Value

CLV
Sales

The total profit expected from a customer over the whole relationship.

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Customs Clearance

Logistics & Trade

The process of getting goods legally released across a border.

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Cycle Count

Inventory

Counting a subset of inventory on a rolling schedule instead of all at once.

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Cycle Stock

Inventory

The portion of inventory that is consumed and replenished in the normal cycle.

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D

Dashboard

Data & Systems

A curated view of current metrics for a specific audience and decision.

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Data Hygiene

Data & Systems

The ongoing practice of keeping records accurate, complete and consistent.

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Data Migration

Data & Systems

Moving existing records into a new system in a usable state.

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Data Protection Compliance

Tax & Compliance

Handling personal data lawfully, with a defined basis, purpose and retention.

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Days Inventory Outstanding

DIO
Inventory

The average number of days stock is held before it is sold.

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Days Payable Outstanding

DPO
Accounting

The average number of days you take to pay suppliers.

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Days Sales Outstanding

DSO
Accounting

The average number of days it takes to collect payment after a sale.

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Dead Stock

Inventory

Inventory that is unlikely to ever sell.

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Debit Note

Accounting

A document raised to reduce what you owe a supplier.

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Deduplication

Data & Systems

Finding and merging records that describe the same real-world thing.

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Deferred Revenue

Accounting

Money received before the goods or services have been delivered.

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Delegation of Authority

DoA
Procurement

The documented limits within which each role may commit the organisation.

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Delivered Duty Paid

DDP
Logistics & Trade

The seller delivers to your door with all duties and clearance paid.

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Delivery Note

Sales

A document accompanying goods that the customer signs on receipt.

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Demand Forecasting

Inventory

Estimating future demand to plan purchasing and stock levels.

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Demurrage

Logistics & Trade

Charges incurred when containers or vehicles are held beyond free time.

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Depreciation

Accounting

Spreading the cost of a fixed asset across its useful life.

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Dock-to-Stock Time

Warehouse

How long it takes received goods to become available to pick.

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Dock Scheduling

Warehouse

Booking arrival slots so inbound and outbound vehicles do not collide.

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Double-Entry Bookkeeping

Accounting

Recording every transaction as equal and opposite debits and credits.

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Dual Sourcing

Procurement

Deliberately qualifying two suppliers for the same item.

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P

P9 Form

People & Payroll

An annual tax deduction card summarising an employee’s pay and PAYE for the year.

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Packing Slip

Warehouse

A document listing the contents of a shipment.

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Pallet

Warehouse

A standard platform used to move and store goods as one handling unit.

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Par Level

Inventory

The standard quantity a location should hold at the start of each period.

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Pay As You Earn

PAYE
People & Payroll

Income tax deducted from salaries by the employer and remitted monthly.

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Payment Terms

Accounting

The agreed timing and conditions for settling an invoice.

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Payroll

People & Payroll

The process of calculating and paying employee remuneration and deductions.

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Payslip

People & Payroll

The itemised statement of an employee’s pay and deductions for a period.

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Petty Cash

Accounting

A small cash float held for minor, immediate purchases.

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Pick Face

Warehouse

The accessible front position where an item is picked from.

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Picking

Warehouse

Retrieving items from storage to fulfil an order.

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Pick List

Warehouse

The instruction set telling a picker what to collect and where from.

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Point of Sale

POS
Sales

The system where a retail sale is completed and recorded.

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Predictive Analytics

Data & Systems

Using historical patterns to estimate what is likely to happen next.

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Prepaid Expense

Accounting

A payment made in advance for benefit not yet received.

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Price List

Sales

A defined set of prices applied to a customer group, channel or period.

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Procure-to-Pay

P2P
Procurement

The end-to-end process from requisition to supplier payment.

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Production Routing

Manufacturing

The defined sequence of operations and workstations used to make an item.

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Proforma Invoice

Sales

A preliminary invoice issued before supply, often to secure payment or clear customs.

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Proof of Delivery

POD
Logistics & Trade

Evidence that a consignment was received by the intended party.

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Punchout Catalogue

Procurement

Shopping a supplier’s live catalogue from inside your own purchasing system.

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Purchase Order

PO
Procurement

A formal buyer document authorising a purchase from a supplier.

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Purchase Price Variance

PPV
Procurement

The difference between the price paid and the expected or standard price.

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Purchase Requisition

PR
Procurement

An internal request to buy, submitted for approval before a PO is raised.

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Putaway

Warehouse

Moving received goods to their correct storage locations.

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S

Safety Stock

Inventory

A buffer of extra inventory held to protect against demand or supply variability.

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Sales Order

SO
Sales

A confirmed customer order accepted for fulfilment.

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Sanctions Screening

Tax & Compliance

Checking counterparties against restricted-party and sanctions lists.

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Savings Realisation

Procurement

Confirming that negotiated savings actually reached the accounts.

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Scrap Rate

Manufacturing

The proportion of production output rejected as unusable.

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Segregation of Duties

SoD
Tax & Compliance

Splitting a transaction so no one person controls it end to end.

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Serialized Inventory

Inventory

Tracking individual units by a unique serial number.

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Service Level

Inventory

The target probability of meeting demand without a stockout.

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Single Sign-On

SSO
Data & Systems

Signing in once with a central identity to access multiple systems.

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Single Source of Truth

Data & Systems

One authoritative record for each fact, referenced rather than copied.

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Slotting

Warehouse

Deciding where each item should be stored to optimise handling.

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Social Health Insurance Fund

SHIF
People & Payroll

Kenya’s health insurance contribution deducted from gross pay.

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Sole Source Procurement

Procurement

Buying from one supplier without competition, on documented grounds.

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Spend Analysis

Procurement

Classifying and examining purchase data to find savings and risk.

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Spend Under Management

SUM
Procurement

The share of total spend actively controlled by procurement.

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Statutory Deduction

People & Payroll

A deduction from pay required by law rather than by agreement.

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Stock Adjustment

Inventory

A correction to recorded stock to match the physical count.

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Stock Keeping Unit

SKU
Inventory

A unique code identifying a single, distinct product variant.

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Stock on Hand

SOH
Inventory

The physical quantity of an item currently in your possession.

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Stockout

Inventory

Running out of an item so demand cannot be fulfilled.

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Stock Transfer

Inventory

Moving inventory between locations, warehouses or branches.

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Strategic Sourcing

Procurement

A data-driven approach to selecting suppliers for long-term value.

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Supplier Prequalification

Procurement

Assessing suppliers for capability and compliance before they are allowed to bid.

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Supplier Risk Management

Procurement

Identifying and reducing the risk that a supplier fails or harms you.

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Supplier Scorecard

Procurement

A structured rating of a supplier’s delivery, price and quality performance.

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See these concepts working in one platform

Reorder points, three-way match, landed cost and the rest aren't just definitions here — they're how AWRA OpsHub runs day to day.