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radiate

[v. rey-dee-eyt; adj. rey-dee-it, -eyt] /v. ˈreɪ diˌeɪt; adj. ˈreɪ di ɪt, -ˌeɪt/
verb (used without object), radiated, radiating.
1.
to extend, spread, or move like rays or radii from a center.
2.
to emit rays, as of light or heat; irradiate.
3.
to issue or proceed in rays.
4.
(of persons) to project or glow with cheerfulness, joy, etc.:
She simply radiates with good humor.
verb (used with object), radiated, radiating.
5.
to emit in rays; disseminate, as from a center.
6.
(of persons) to project (joy, goodwill, etc.).
adjective
7.
radiating from a center.
8.
having rays extending from a central point or part:
a coin showing a radiate head.
9.
radiating symmetrically.
Origin
1610-1620
1610-20; < Latin radiātus (past participle of radiāre to radiate light, shine). See radiant, -ate1
Related forms
radiable, adjective
radiability, radiableness, noun
radiably, radiately, adverb
antiradiating, adjective
interradiate, verb (used without object), interradiated, interradiating.
multiradiate, adjective
multiradiated, adjective
nonradiating, adjective
reradiate, verb, reradiated, reradiating.
subradiate, adjective
unradiated, adjective
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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Examples from the web for radiating
  • Those elements are more efficient at radiating heat than hydrogen or helium is, so they help a gas cloud to cool and fragment.
  • The muscular fibers are involuntary, and consist of circular and radiating fibers.
  • They curve outwardly and upwardly to cross in radiating smooth curves to the opposite side.
  • It was a crazy quilt of multicolored blocks, with lines radiating in all directions.
  • The combination of all these radiating electrons is what makes the effect that you see.
  • He stood before us expectantly, radiating goodwill and helpfulness.
  • The fact you catch some of that kinetic energy with the crankshaft is nothing compared to the heat radiating from the engine.
  • He could still feel the warmth inside the shop, the steam from vats of boiling bagels radiating heat.
  • When they leave the shows that made them famous, they have trouble radiating coherent personalities on the big screen.
British Dictionary definitions for radiating

radiate

verb (ˈreɪdɪˌeɪt)
1.
Also eradiate. to emit (heat, light, or some other form of radiation) or (of heat, light, etc) to be emitted as radiation
2.
(intransitive) (of lines, beams, etc) to spread out from a centre or be arranged in a radial pattern
3.
(transitive) (of a person) to show (happiness, health, etc) to a great degree
adjective (ˈreɪdɪɪt; -ˌeɪt)
4.
having rays; radiating
5.
(of a capitulum) consisting of ray florets
6.
(of animals or their parts) showing radial symmetry
7.
adorned or decorated with rays: a radiate head on a coin
Word Origin
C17: from Latin radiāre to emit rays
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
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Word Origin and History for radiating

radiate

v.

1610s, "spread in all directions from a point," from Latin radiatus, past participle of radiare "to beam, shine, gleam; make beaming" (see radiation). Meaning "be radiant, give off rays (of light or heat)" is from 1704. Related: Radiated; radiates; radiating.

adj.

"having rays, furnished with rays, shining," 1660s, from Latin radiatus (see radiate (v.)).

Online Etymology Dictionary, © 2010 Douglas Harper
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radiating in Medicine

radiate ra·di·ate (rā'dē-āt')
v. ra·di·at·ed, ra·di·at·ing, ra·di·ates

  1. To spread out in all directions from a center.

  2. To emit or be emitted as radiation.


ra'di·a'tive adj.
The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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