eclipsing variable star
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eclipsing variable star
[i′klips·iŋ ¦ver·ē·ə·bəl ′stär] (astronomy)
A binary star whose orbit is such that every time one star passes between the observer and its companion an eclipse results. Also known as eclipsing binary; photometric binary.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.