an imaginary line around the earth near the equator, where the lines of force of the earth's magnetic field are parallel with the surface of the earth and where a magnetic needle will consequently not dip
Magnetic equator. (n.d.). In YourDictionary. Retrieved from https://www.yourdictionary.com/magnetic-equator
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.