antapex

[ ant-ey-peks ]
/ æntˈeɪ pɛks /

noun, plural ant·a·pex·es, ant·ap·i·ces [ant-ap-uh-seez, -ey-puh-] /æntˈæp əˌsiz, -ˈeɪ pə-/. Astronomy.

the point exactly opposite in direction to the solar apex; the point away from which the solar system is moving and toward which the stars appear to be converging, located in the constellation Columba.

Origin of antapex

First recorded in 1885–90; ant- + apex