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radiative

[rey-dee-ey-tiv] /ˈreɪ diˌeɪ tɪv/
adjective
1.
giving off radiation.
Also, radiatory
[rey-dee-uh-tawr-ee, -tohr-ee] /ˈreɪ di əˌtɔr i, -ˌtoʊr i/ (Show IPA)
.
Origin
1830-1840
1830-40; radiat(ion) + -ive
Related forms
nonradiative, adjective
subradiative, adjective
unradiative, adjective
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Based on the Random House Dictionary, © Random House, Inc. 2014.
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British Dictionary definitions for un radiative

radiative

/ˈreɪdɪətɪv/
adjective
1.
(physics) emitting or causing the emission of radiation: a radiative collision
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
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Word Origin and History for un radiative

radiative

adj.

"having a tendency to radiate," 1820, from radiate (v.) + -ive. Related: Radiativity.

Online Etymology Dictionary, © 2010 Douglas Harper
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