semiminor axis
American
[sem-ee-mahy-ner, sem-ahy-, sem-ee-, sem-ahy-]
/ ˈsɛm iˈmaɪ nər, ˈsɛm aɪ-, ˌsɛm i-, ˌsɛm aɪ- /
noun
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Geometry. one half the minor axis of an ellipse.
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Astronomy. one half the minor axis of the ellipse that one celestial body describes around another, as a planet around the sun.
Etymology
Origin of semiminor axis
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
