Accounts payable (AP)
FinanceThe function responsible for recording, validating, and paying amounts owed to suppliers for goods or services already received.
Resources · Procurement glossary
A practical reference for the terms, acronyms, controls, and workflows that shape modern Source-to-Pay work.

A working reference
Procurement language travels across buyers, finance teams, suppliers, technology, and leadership. Clear definitions give every conversation a stronger starting point.
Designed for the handoff
Use the glossary when a term needs a plain-language explanation — then connect it back to the workflow, owner, and decision it supports.
Browse the language of the work
36 terms in view
The function responsible for recording, validating, and paying amounts owed to suppliers for goods or services already received.
A defined sequence that routes a request, order, invoice, or other record to the people responsible for review and approval.
A maintained list of suppliers that have met the organization’s requirements for qualification, risk, compliance, or commercial readiness.
A chronological record of actions, changes, approvals, and evidence that helps an organization understand how a decision or transaction progressed.
A structured approach to managing a group of related goods or services as a category, using demand, market, supplier, and spend information to shape strategy.
The degree to which purchases, supplier behavior, and internal actions follow the terms, pricing, obligations, and policies agreed in a contract.
The practices and systems used to create, review, approve, store, monitor, renew, and retire contracts through their full lifecycle.
An action that prevents a future or potential cost from occurring, such as avoiding an unnecessary purchase or preventing an unfavorable renewal.
The purchase of materials, components, or services that directly contribute to a company’s product or core service delivery.
The electronic exchange of invoice data in a structured format between a supplier and a buyer or their connected systems.
The use of digital tools to manage purchasing activities such as requests, approvals, supplier selection, orders, receipts, and invoices.
Enterprise resource planning software that integrates core business records and processes, often including finance, operations, inventory, and purchasing.
A record confirming that goods were received, usually with information about quantities, condition, or the date of receipt.
The purchase of goods and services that support operations but do not become part of the finished product, such as software, facilities, or professional services.
The process of comparing invoice information with related purchasing and receipt records to confirm that a payment is accurate and authorized.
Business spending that occurs outside an organization’s approved suppliers, contracts, policies, or procurement process.
The process from an approved purchase request through purchase order, receipt, invoice review, and payment.
The end-to-end activity of identifying a need, finding and selecting suppliers, agreeing terms, buying goods or services, and managing the resulting relationship and records.
The coordination of people, processes, systems, policies, and data so work can move across the procurement lifecycle without losing context.
A formal document or system record a buyer sends to a supplier to specify what is being ordered, at what price, and under which terms.
An internal request for goods or services that begins the purchasing process before an authorized purchase order is issued.
A structured request asking suppliers to propose a solution, approach, price, and commercial terms against defined requirements.
A document that describes the work, deliverables, responsibilities, timing, acceptance criteria, and other expectations for a project or service.
The set of activities that moves from category or demand analysis through sourcing, supplier selection, negotiation, and contract creation.
The connected procurement lifecycle from identifying a sourcing need through supplier selection, contracting, purchasing, invoicing, and payment.
The examination of purchasing data by supplier, category, entity, location, or other dimensions to understand patterns, risks, and opportunities.
The portion of an organization’s spending that is actively governed through procurement policies, processes, contracts, or category strategies.
A fact-based approach to selecting suppliers and structuring commercial relationships by considering requirements, market conditions, risk, value, and total cost.
The process of collecting, reviewing, approving, and maintaining the information and documents needed to begin working with a supplier.
The ongoing measurement and review of supplier delivery, quality, service, compliance, risk, and other agreed performance expectations.
The possibility that a supplier’s financial, operational, regulatory, cybersecurity, geographic, or performance issues could affect the buyer.
The collection of smaller, infrequent, or fragmented purchases that sit outside the organization’s most strategically managed spend.
A control that compares a purchase order, a receipt or service confirmation, and an invoice before payment is approved.
The complete cost of acquiring and using a product or service, including relevant purchase, implementation, operating, maintenance, and disposal costs.
A system used to organize supplier information, engagements, contracts, performance, compliance, and related workflows.
The use of configured rules and system actions to route work, apply checks, notify owners, and record progress with less manual coordination.
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