Skip to the word

Added 7 October 2026

apex

/ˈeɪ.pɛks/ noun

Latin root: apex Wiktionary

noun Definition from Wiktionary (CC BY-SA). Pronunciation from Wiktionary, via Kaikki.org. More about apex at Wordnik → Where our words come from →

The highest or the greatest part of something, especially forming a point.
the apex of the building
The highest point in a plane or solid figure, relative to a base line or plane.
The pointed fine end of something.

Origin

Borrowed from Latin apex (“point, tip, summit”).

From Wiktionary, via Kaikki.org (CC BY-SA)

Back to today's word