aclinic line

noun

aclin·​ic line

(ˈ)ā-¦kli-nik-

: an imaginary line on the earth's surface roughly parallel to the geographical equator and passing through those points where a magnetic needle if suspended freely has no dip or inclination and assumes a horizontal position

called also magnetic equator

compare agonic line, isoclinic line

Word History

Etymology

a- entry 2 + -clinic

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