赤道
Meanings
1
equator
The great circle around the Earth, equidistant from the poles. Used in geography, climate, and everyday contexts.
Countries on the equator are hot all year round.
2
celestial equator
The projection of the Earth's equator onto the celestial sphere. Used in astronomy; often specified as 天の赤道.
See also: 天の赤道
The celestial equator is the projection of the Earth's equatorial plane onto the celestial sphere.
Usage patterns
- 赤道を越えるto cross the equator
The ship crossed the equator and entered the Southern Hemisphere.
- 赤道直下right on/under the equator
This country is located right on the equator.