illuminant
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il·lu·mi·nant
(ĭ-lo͞o′mə-nənt)n.
Something that gives off light.
[Latin illūmināns, illūminant-, present participle of illūmināre, to illuminate; see illuminate.]
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
illuminant
(ɪˈluːmɪnənt)n
something that provides or gives off light
adj
giving off light; illuminating
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
il•lu•mi•nant
(ɪˈlu mə nənt)n.
an illuminating agent or material.
[1635–45; < Latin]
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
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Noun | 1. | illuminant - something that can serve as a source of light fuel - a substance that can be consumed to produce energy; "more fuel is needed during the winter months"; "they developed alternative fuels for aircraft" |
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