[てっぺん(P);てへん(ok);てっぺい(天辺)(ok), teppen (P); tehen (ok); teppei ( ten hen )(ok)] (n) (頂辺 usually refers to the top of a helmet or one's head) top; summit; apex; peak; (P) [Add to Longdo]
[はいせん, haisen] (n) pulmonary apex; apex of a lung [Add to Longdo]
Result from Foreign Dictionaries (3 entries found)
From The Collaborative International Dictionary of English v.0.48 [gcide]:
Apex \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.
[1913 Webster]
2. (Mining) The end or edge of a vein nearest the surface.
[U.S.]
[1913 Webster]
{Apex of the earth's motion} (Astron.), that point of the
heavens toward which the earth is moving in its orbit.
[1913 Webster] aphaeresis
From WordNet (r) 3.0 (2006) [wn]:
apex
n 1: the highest point (of something); "at the peak of the
pyramid" [syn: {vertex}, {peak}, {apex}, {acme}]
2: the point on the celestial sphere toward which the sun and
solar system appear to be moving relative to the fixed stars
[syn: {apex}, {solar apex}, {apex of the sun's way}] [ant:
{antapex}]
From V.E.R.A. -- Virtual Entity of Relevant Acronyms (June 2006) [vera]:
APEX
Advanced Packet EXchange