Main Entry: apex

Pronunciation: \ˈā-ˌpeks\

Function: noun

Inflected Form(s): plural apex·es or api·ces \ˈā-pə-ˌsēz, ˈa-\

Etymology: Latin

Date: 1601

1 a : the uppermost point : vertex <the apex of a mountain> b : the narrowed or pointed end : tip <the apex of the tongue>
2 : the highest or culminating point <the apex of his career>

synonyms see summit