An Etymological Dictionary of Astronomy and Astrophysics

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Number of Results: 1 Search : semi-major

semi-major axis

آسه‌ی ِ نیمه‌مهین

âse-ye nime-mehin

Fr.: demi grand axe

Half the length of the major axis of an ellipse; a standard element used to describe an elliptical orbit. see orbital elements

→ semi-; → major; → axis.

An Etymological Dictionary of Astronomy and Astrophysics
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