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Meaning of APEX

Pronunciation:  'eypeks

WordNet Dictionary
  1. [n]  the point on the celestial sphere toward which the sun and solar system appear to be moving relative to the fixed stars
  2. [n]  the highest point (of something); "at the peak of the pyramid"

APEX is a 4 letter word that starts with A.


 Synonyms: acme, apex of the sun's way, peak, solar apex, vertex
 Antonyms: antapex
 See Also: celestial point, celestial sphere, crown, empyrean, extreme, extreme point, extremum, firmament, heavens, roof peak, sphere, vault of heaven, welkin



Webster's 1913 Dictionary
\A"pex\, n.; pl. E. {Apexes}; L. {Apices}. [L.]
1. The tip, top, point, or angular summit of anything; as,
   the apex of a mountain, spire, or cone; the apex, or tip,
   of a leaf.

2. (Mining) The end or edge of a vein nearest the surface.

{Apex of the earth's motion} (Astron.), that point of the
   heavens toward which the earth is moving in its orbit.

Medical Dictionary
 Definition: top portion of the upper lobes of the lungs.
Thesaurus Terms
 Related Terms: achievement, acme, aerial heights, alveolar ridge, alveolus, angle, apogee, arytenoid cartilages, attainment, back, bend, bifurcation, bight, blade, brow, cant, cap, capstone, chevron, climax, cloud nine, coin, consummation, corner, crank, crescendo, crest, crook, crotchet, crown, culmen, culmination, deflection, dizzy heights, dogleg, dorsum, edge, elbow, elevation, ell, eminence, ether, extreme limit, extremity, fork, furcation, hard palate, heaven, heavens, height, heights, high noon, highest pitch, highest point, hook, inflection, knee, L, larynx, last word, lift, limit, lips, maximum, meridian, mountaintop, nasal cavity, ne plus ultra, no place higher, nook, noon, noontide, Olympian heights, oral cavity, palate, peak, pharyngeal cavity, pharynx, pinnacle, pitch, point, pole, prime, prominence, quoin, raise, realization, ridge, rise, rising ground, roof, seventh heaven, sky, soft palate, speech organ, spire, steep, stratosphere, summit, swerve, syrinx, teeth, teeth ridge, tip, tip-top, tongue, top, ultimate, upmost, upper extremity, uppermost, uprise, utmost, vantage ground, vantage point, veer, very top, vocal chink, vocal cords, vocal folds, vocal processes, voice box, zag, zenith, zig, zigzag