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radiate

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Definition of radiate

verb

Pronunciation: /ˈreɪdɪeɪt/
  • 1 [with object] emit (energy, especially light or heat) in the form of rays or waves:the hot stars radiate energy
  • [no object, with adverbial of direction] (of light, heat, or other energy) be emitted in the form of rays or waves:the continual stream of energy which radiates from the sun
  • (of a person) clearly emanate (a strong feeling or quality) through their expression or bearing:she lifted her chin, radiating defiance
  • (radiate from) (of a feeling or quality) emanate clearly from:leadership and confidence radiate from her
  • 2 [no object, with adverbial of direction] diverge or spread from or as if from a central point:he ran down one of the passages that radiated from the room
  • (as adjective radiated) used in names of animals with markings arranged like rays, e.g. radiated tortoise.
  • Biology (of an animal or plant group) evolve into a variety of forms adapted to new ways of life.

adjective

Pronunciation: /ˈreɪdɪət/
rare
  • arranged in or having a radial pattern:the radiate crown

Derivatives

radiative

Pronunciation: /-ətɪv/
adjective
radiate (sense 1 of the verb).

Origin:

early 17th century: from Latin radiat- 'emitted in rays', from the verb radiare, from radius 'ray, spoke'

radiate in other Oxford dictionaries

Definition of radiate in the US English dictionary

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