brown dwarf. The American Heritage® Dictionary of the English Language: Fourth Edition. 2000.

The American Heritage^® Dictionary of the English Language: Fourth Edition. 2000.

brown dwarf

NOUN:	A celestial body that resembles a star but does not emit light because it is too small to ignite internal nuclear fusion. The planet Jupiter is a small brown dwarf.


The American Heritage^® Dictionary of the English Language, Fourth Edition. Copyright © 2000 by Houghton Mifflin Company. Published by the Houghton Mifflin Company. All rights reserved.