# acme

/ˈækmi/ (US) · /ˈækmi/ (UK) · CEFR C2 · Noun

Source: https://englishreference.com/word/acme
Updated: 2026-05-19

## Definition

the highest point of quality or the best possible state of something. It is a very formal word that people usually use in serious writing or when talking about history.

For teachers: the highest point of development or perfection; the peak of a curve or the apex of a hierarchy. Often used in historical or formal contexts to describe the zenith of a civilization or a specific period.

## Examples

- The golden age of the empire was its acme.
- Historians often debate whether the Renaissance was the acme of human achievement or merely a brief period of artistic growth.
- The philosopher argued that the acme of human reason was not found in the pursuit of power, but in the quiet contemplation of nature's laws.

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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.