transcription, транскрипция: [ ˈā-ˌpeks ]
noun
( 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