Equinoctial
41equinoctial colure — That great circle of the celestial sphere through the celestial poles and equinoxes. The hour circle of the vernal equinox. It is an imaginary point among the stars where the sun apparently crosses the equator from south to north on or about… …
42equinoctial point — One of two intersections of the ecliptic and celestial equators, occupied by the sun when its declination is 0°. Also called an equinox …
43equinoctial point — noun either of two points at which the ecliptic cuts the celestial equator …
44equinoctial year — noun another term for solar year …
45equinoctial point — /ˌikwənɒkʃəl ˈpɔɪnt/ (say .eekwuhnokshuhl poynt) noun either of the two points in which the celestial equator and the ecliptic intersect each other, reached by the sun s centre at the equinoxes …
46equinoctial point — noun (astronomy) either of the two celestial points at which the celestial equator intersects the ecliptic • Syn: ↑equinox • Topics: ↑astronomy, ↑uranology • Hypernyms: ↑celestial point …
47equinoctial year — noun the time for the earth to make one revolution around the sun, measured between two vernal equinoxes • Syn: ↑solar year, ↑tropical year, ↑astronomical year • Hypernyms: ↑year …
48equinoctial tide — noun : a tide that occurs near the time of an equinox …
49equinoctial line. — See celestial equator. [1350 1400; ME] …
50equinoctial rains — rainy seasons that occur, in numerous regions near the equator, near or soon after the times of the equinoxes …