eclipsing variable

noun Astronomy.

a variable star whose changes in brightness are caused by periodic eclipses of two stars in a binary system.

Origin of eclipsing variable

First recorded in 1920–25; eclipse + -ing2
Also called eclipsing binary. Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

British Dictionary definitions for eclipsing binary

eclipsing binary

eclipsing variable


a binary star whose orbital plane lies in or near the line of sight so that one component is regularly eclipsed by its companionSee also variable star
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Science definitions for eclipsing binary

eclipsing binary

[ ĭ-klĭpsĭng ]

See under binary star.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.