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to extend, spread, or move like rays or radii from a center.
to emit rays, as of light or heat; irradiate.
to issue or proceed in rays.
(of persons) to project or glow with cheerfulness, joy, etc.:
She simply radiates with good humor.
to emit in rays; disseminate, as from a center.
(of persons) to project (joy, goodwill, etc.).
radiating from a center.
having rays extending from a central point or part:
a coin showing a radiate head.
radiating symmetrically.
Contemporary Examples

The Germans radiate a kind of discipline; passes are firm and accurate and every movement seems to have a purpose.
Home of the (Footballing) Brave: The U.S. Bested Britain in World Cup Spirit Emma Woolf July 6, 2014

These were the days before Twitter, of course, when rumors metastasized and took slightly longer to radiate.
Boston Marathon Bombing Media Errors Pile Up, as Does the Outrage Michael Moynihan April 17, 2013

When you bring people together they are able to radiate their truth.
Why Voters Attend Final-Days Campaign Rallies David Freedlander November 5, 2012

Historical Examples

The sides of the square and the pieces which radiate from the corners are first laid in position.
The Manbos of Mindano John M. Garvan

The capacity of bodies to radiate and to absorb differ considerably.
Aether and Gravitation William George Hooper

Our interest centres in the farmhouses, and in the influence that seems to radiate from there.
A Year in the Fields John Burroughs

They radiate from the surface of the skin and reproduce a simulacrum, as it were, of the surface.
The Problems of Psychical Research Hereward Carrington

From a window above came a faint yellow haze such as might radiate from a single candle.
The Grey Cloak Harold MacGrath

In fact, he seemed to radiate a curiously apprehensive aura.
The Blue Tower Evelyn E. Smith

Now if you would come in contact with that nature that could radiate to you just what you could give to it, you would be happy.
There is no Death Florence Marryatt

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

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

To spread out in all directions from a center.

To emit or be emitted as radiation.

ra’di·a’tive adj.