equinoctial

名词 equinoctial:

1. the great circle on the celestial sphere midway between the celestial poles
   同义词：celestial equator, equinoctial circle, equinoctial line

形容词 equinoctial:

1. relating to the vicinity of the equator
2. relating to an equinox (when the lengths or night and day are equal)

e.qui.noc.tial

adj.（形容词）
Relating to an equinox.
二分的
Relating to the celestial equator.
与天赤道有关的
n.（名词）
A violent storm of wind and rain occurring at or near the time of the equinox.
二分点风暴：春分或秋分或前后出现的暴风雨
See celestial equator
参见 celestial equator

来源：
Middle English equinoxial
中古英语 equinoxial
from Old French
源自 古法语
from Latin aequinocti3lis
源自 拉丁语 aequinocti3lis
from aequinoctium [equinox] * see equinox
源自 aequinoctium [二分点] *参见 equinox