magnetic equator

noun

1. aclinic line.

magnetic equator

noun

1. Also called: aclinic line. an imaginary line on the earth's surface, near the equator, at all points on which there is no magnetic dip

magnetic equator

1. A line connecting all points on the earth's surface at which the magnetic field is parallel to the Earth's surface. A balanced magnetic needle on the magnetic equator stabilizes in a perfectly horizontal position.

Word History and Origins

Origin of magnetic equator¹

First recorded in 1825–35