syn·​od·​ic | \ sə-ˈnä-dik How to pronounce synodic (audio) \
variants: or synodical \ sə-​ˈnä-​di-​kəl How to pronounce synodic (audio) \

Definition of synodic

1 : of or relating to a synod : synodal
2 usually synodic [Greek synodikos, from synodos meeting, conjunction] : relating to conjunction especially : relating to the period between two successive conjunctions of the same celestial bodies (such as the moon and the sun)

Examples of synodic in a Sentence

Recent Examples on the Web These rotations are called the synodic cycles of the planets—their cycles relative to the sun. Tony Freeth, Scientific American, 15 Dec. 2021 This writing is a formulaic list of the synodic events of each planet (such as its conjunctions with the sun and its stationary points) and the intervals in days between them. Tony Freeth, Scientific American, 15 Dec. 2021 For example, the interior face of the iconic Reverso cradle features three lunar displays (the synodic cycle, the draconic cycle and the anomalistic cycle). Victoria Gomelsky, Robb Report, 20 Aug. 2021

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'synodic.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of synodic

1561, in the meaning defined at sense 1

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The first known use of synodic was in 1561

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synodic month

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Cite this Entry

“Synodic.” Dictionary, Merriam-Webster, Accessed 16 May. 2022.

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