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apocenter

American  
[ap-uh-sen-ter] / ˈæp əˌsɛn tər /

noun

Astronomy.

  1. the point in the orbit of a heavenly body farthest from a primary other than the earth or the sun.

Other Word Forms

  • apocentric adjective
  • apocentricity noun

Etymology

Origin of apocenter

First recorded in 1900–05; apo- + center

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.