In plain language
It replaces manual copy-and-paste between tools with a managed flow that respects each system’s rules.
Example
A billing platform integration updates the CRM when a subscription changes.
Related terms
API · Webhook · Data Mapping · Automation
Common misconception
Connecting two apps does not by itself create a reliable integration; authentication, mapping, retries, ownership, and monitoring still matter.
Implementation guidance
Define the source of truth, contract, failure policy, and owner; use least privilege; and monitor both technical delivery and business outcomes.