Dictionary | 2 Results
#1 apex n. [vertex, peak, acme] the highest point (of something); "at the peak of the pyramid". wn
#2 apex n. [solar apex, apex of the sun's way] the point on the celestial sphere toward which the sun and solar system appear to be moving relative to the fixed stars. wn
#2 apex n. [solar apex, apex of the sun's way] the point on the celestial sphere toward which the sun and solar system appear to be moving relative to the fixed stars. wn
