equinoctial

1.the equinoctial colure

二分圈， 昼夜平分圈

2.astronomy) the equinoctial point that lies in the constellation of Virgo.

黄道与天道一点，自此太阳向南运动。

3.astronomy) the equinoctial point that lies in the constellation of Pisces.

黄道与天道一点，太阳向北移动。

4.A violent equinoctial gale had come up, which had first staved in a grating and a porthole on the larboard side, and damaged the foretop-gallant-shrouds;

一阵暴风吹来，使船头左侧和一扇舷窗破裂，并且损坏了前桅绳索栓柱。