sidereal month
American
[sahy-deer-ee-uhl muhnth]
/ saɪˈdɪər i əl ˈmʌnθ /
noun
Astronomy.
sidereal month
British
noun
Etymology
Origin of sidereal month
First recorded in 1865–70
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.
