radiate

American  

[rey-dee-eyt, rey-dee-it, -eyt] / ˈreɪ diˌeɪt, 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.

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verb (used with object)

radiated, radiating

1. to emit in rays; disseminate, as from a center.

2. (of persons) to project (joy, goodwill, etc.).

adjective

1. radiating from a center.

2. having rays extending from a central point or part.

   a coin showing a radiate head.

3. radiating symmetrically.

radiate British  

verb

1. Also: eradiate.  to emit (heat, light, or some other form of radiation) or (of heat, light, etc) to be emitted as radiation

2. (intr) (of lines, beams, etc) to spread out from a centre or be arranged in a radial pattern

3. (tr) (of a person) to show (happiness, health, etc) to a great degree

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adjective

1. having rays; radiating

2. (of a capitulum) consisting of ray florets

3. (of animals or their parts) showing radial symmetry

4. adorned or decorated with rays

   a radiate head on a coin

Other Word Forms

• antiradiating adjective
• interradiate verb (used without object)
• multiradiate adjective
• multiradiated adjective
• nonradiating adjective
• radiability noun
• radiable adjective
• radiableness noun
• radiably adverb
• radiately adverb
• reradiate verb
• subradiate adjective
• unradiated adjective

Etymology

Origin of radiate

First recorded in 1610–20, radiate is from the Latin word radiātus (past participle of radiāre to radiate light, shine). See radiant, -ate ¹

Related Words

• beam
• diffuse
• diverge
• emanate
• emit
• gleam
• light up
• shine
• transmit