equator

US /ɪˈkweɪ.t̬ɚ/
UK /ɪˈkweɪ.t̬ɚ/
"equator" picture
1.

an imaginary line drawn around the earth equally distant from both poles, dividing the earth into northern and southern hemispheres and constituting the parallel of latitude 0°

:
The ship crossed the equator on its journey south.
Countries near the equator typically have hot climates.