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superior conjunction

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noun Astronomy.
  1. the alignment of an inferior planet and the sun in which the planet is at the far side of the sun from the earth.

Origin of superior conjunction

First recorded in 1825–35
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
superior conjunction in Science

superior conjunction

[su-pîrē-ər]
  1. See under conjunction.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.