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equator
[ ih-kwey-ter ]
noun
- the great circle on a sphere or heavenly body whose plane is perpendicular to the axis, equidistant everywhere from the two poles of the sphere or heavenly body.
- the great circle of the earth that is equidistant from the North Pole and South Pole.
- a circle separating a surface into two congruent parts.
equator
/ ɪˈkweɪtə /
noun
- the great circle of the earth with a latitude of 0°, lying equidistant from the poles; dividing the N and S hemispheres
- a circle dividing a sphere or other surface into two equal symmetrical parts
- See magnetic equator
- astronomy See celestial equator
equator
/ ĭ-kwā′tər /
- An imaginary line forming a great circle around the Earth's surface, equidistant from the poles and in a plane perpendicular to the Earth's axis of rotation. It divides the Earth into the Northern and Southern hemispheres and is the basis from which latitude is measured.
- A similar circle on the surface of any celestial body.
- The celestial equator.
equator
Word History and Origins
Word History and Origins
Origin of equator1
Example Sentences
Rugby league's international game has some way to go to catch some of its peers, but at least genuine progress is being made to tie up the sport on both sides of the equator.
A rider’s entire journey, including flights, ferries and public transit, must equal a total distance equivalent to 40,000km – the circumference of the Earth’s equator.
The process is linked to how the Earth's rotation affects winds in tropical regions just away from the equator.
Countries close to the equator can experience very high UV levels in the middle of the day, throughout the year.
It was south of the Earth’s equator and had a tropical climate, until it and the rest of the planet became engulfed in ice.
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