solar parallax

noun

Definition of solar parallax

: the parallax of the sun being the angle subtended at the sun by the semidiameter of the earth, having an adopted value of 8″.80, and constituting the fundamental datum for the dimensions of the solar system

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Cite this Entry

“Solar parallax.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/solar%20parallax. Accessed 4 Dec. 2021.

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