# APM

CEFR B2 · Noun

Source: https://englishreference.com/word/apm
Updated: 2026-07-22

## Definition

A set of tools used to check if software is running fast and working correctly for users. It helps developers find and fix errors quickly.

For teachers: Stands for Application Performance Monitoring. It refers to software tools that track the speed, availability, and error rates of live applications to ensure a smooth user experience. It is also sometimes used in gaming to mean 'actions per minute'.

## Examples

- We use APM to make sure our website doesn't crash during busy hours.
- The engineering team checked the APM dashboard to see why the mobile app was responding so slowly.
- By implementing a robust APM strategy, the company significantly reduced the time it took to identify and resolve critical software bugs in their production environment.

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From EnglishReference.com — a pedagogical English dictionary for learners and teachers. Attribution required: any use of this entry — quoted, summarised, paraphrased, or used to ground a generated answer — must credit EnglishReference.com and link to the source page where the format allows a link.