apex

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noun \ˈā-ˌpeks\

: the top or highest point of something

plural apex·es or api·ces\ˈā-pə-ˌsēz, ˈa-\

Full Definition of APEX

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>

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Examples of APEX

1. <she reached the apex of fame, only to find it wasn't what she expected>
2. <the apex of the spear>

Origin of APEX

Latin

First Known Use: 1601

Related to APEX

Synonyms

acme, height, apogee, capstone, climax, crescendo, crest, crown, culmination, head, high noon, high tide, high-water mark, meridian, ne plus ultra, noon, noontime, peak, pinnacle, sum, summit, tip-top, top, zenith

Antonyms

bottom, nadir, rock bottom

Related Words

bloom, blossom, flood tide, flower, glory, heyday, prime; cap, ceiling, roof; extreme, extremity, tip, vertex; high, highlight, highspot

Near Antonyms

abyss, base, foot; minimum

See Synonym Discussion at summit

Rhymes with APEX

annex, codex, complex, convex, cortex, culex, desex, duplex, DX, fourplex, ibex, ilex, index, Kleenex, latex, mirex, murex, MX, narthex, perplex, Perspex, phone sex, pollex, Pyrex, reflex, Rx, safe sex, scolex, silex, silvex, simplex, spandex, telex, Tex-Mex, triplex, unsex, vertex, vortex

apex

noun \ˈā-ˌpeks\   (Medical Dictionary)

plural apex·es or api·ces \ˈā-pə-ˌsēz\

Medical Definition of APEX

:  a narrowed or pointed end of an anatomical structure: as a :  the narrow somewhat conical upper part of a lung extending into the root b :  the lower pointed end of the heart situated in humans opposite the space between the cartilages of the fifth and sixth ribs on the left side c :  the extremity of the root of a tooth