superior conjunction

[ suh-peer-ee-er kuhn-juhngk-shuhn, soo‐ ]
/ səˈpɪər i ər kənˈdʒʌŋk ʃən, sʊ‐ /
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noun Astronomy.
the alignment of an inferior planet and the sun in which the planet is at the far side of the sun from the earth.
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Origin of superior conjunction

First recorded in 1825–35
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

How to use superior conjunction in a sentence

  • When the inferior planet is on the far side of the sun from us, it is said to be in Superior Conjunction.

    Astronomy of To-day|Cecil G. Dolmage
  • Its apparent diameter varies between 4½″ in superior conjunction to 13″ in inferior conjunction.

  • Its apparent diameter varies between 9½″ in superior conjunction, and 62″ in inferior conjunction.

  • Mercury and Venus have each two conjunctions, the inferior and the superior conjunction.

    Letters on Astronomy|Denison Olmsted

Scientific definitions for superior conjunction

superior conjunction
[ su-pîrē-ər ]

See under conjunction.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.