DICT.TW Dictionary Taiwan

 A·pex n.; pl. E. Apexes L. Apices
 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. [U.S.]
 Apex of the earth's motion Astron., that point of the heavens toward which the earth is moving in its orbit.
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