Payment Glossary: 70+ Payment Terms and Definitions for 2026

Understand the language behind payments, approvals, and smart retries.

Learn our 70+ terms

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Optimization Engine
An optimization engine evaluates transaction data, routing, and retry timing in real time to reduce avoidable declines, recover failed payments, and improve approval performance.
Optimization Engine
payment optimization engine, authorization optimization engine, payment decision engine

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Yield Optimization
Yield optimization helps payment teams recover more approved transactions by improving routing, data quality, and retry timing. Done well, it lifts revenue and reduces avoidable payment failures.
Yield Optimization
payment optimization, authorization optimization, payment yield management