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Webster 1913 Edition

Radiate

Ra′di-ate

(rā′dĭ-āt)
,
Verb.
I.
[
imp. & p. p.
Radiated
(rā′dĭ-āˊtĕd)
;
p. pr. & vb. n.
Radiating
.]
[L.
radiatus
, p. p. of
radiare
to furnish with spokes or rays, to radiate, fr.
radius
ray. See
Radius
,
Ray
a divergent line.]
1.
To emit rays; to be radiant; to shine.
Virtues shine more clear
In them [kings], and
radiate
like the sun at noon.
Howell.
2.
To proceed in direct lines from a point or surface; to issue in rays, as light or heat.
Light
radiates
from luminous bodies directly to our eyes.
Locke.

Ra′di-ate

,
Verb.
T.
1.
To emit or send out in direct lines from a point or points;
as, to
radiate
heat
.
2.
To enlighten; to illuminate; to shed light or brightness on; to irradiate.
[R.]

Ra′di-ate

(rā′dĭ-ā̍t)
,
Adj.
[L.
radiatus
, p. p.]
1.
Having rays or parts diverging from a center; radiated;
as, a
radiate
crystal
.
2.
(Bot.)
Having in a capitulum large ray florets which are unlike the disk florets, as in the aster, daisy, etc.
3.
(Zool.)
Belonging to the Radiata.

Ra′di-ate

,
Noun.
(Zool.)
One of the Radiata.

Webster 1828 Edition

Radiate

RA'DIATE

,
Verb.
I.
[L. radio. See Ray.]
1.
To issue in rays, as light; to dart, as beams of brightness; to shine.
Light radiates from luminous bodies directly to our eyes.
2.
To issue and proceed in direct lines from a point.

RA'DIATE

,
Verb.
T.
To enlighten; to illuminate; to shed light or brightness on. [Usually irradiate.]

RA'DIATE

,
Adj.
In botany, a rayed or radiate corol or flower, is a compound flower consisting of a disk, in which the corollets or florets are tubular and regular, and of a ray, in which the florets are irregular.
Or a flower with several semiflosculous florets set round a disk in form of a radiant star.

Definition 2024

radiate

radiate

English

Verb

radiate ‎(third-person singular simple present radiates, present participle radiating, simple past and past participle radiated)

  1. To extend, send or spread out from a center like radii.
  2. (transitive) To emit rays or waves.
    The stove radiates heat.
  3. (intransitive) To come out or proceed in rays or waves.
    The heat radiates from a stove.
    • John Locke
      Light radiates from luminous bodies directly to our eyes.
  4. (transitive) To illuminate.
  5. To expose to ionizing radiation, such as by radiography.
  6. (transitive) To manifest oneself in a glowing manner.
  7. (ecology, intransitive) to spread into new habitats, migrate.

Synonyms

Derived terms

Related terms

Translations

Adjective

radiate ‎(comparative more radiate, superlative most radiate)

  1. Radiating from a center; having rays or parts diverging from a center; radiated.
    a radiate crystal
  2. Surrounded by rays, such as the head of a saint in a religious picture.
  3. (botany) Having parts radiating from the center, like the petals in many flowers.
  4. (biology) Having radial symmetry, like a seastar.
  5. (zoology) Belonging to the Radiata.

Translations

Noun

radiate ‎(plural radiates)

  1. (zoology) One of the Radiata.

Related terms

Anagrams

Esperanto

Adverb

radiate

  1. present adverbial passive participle of radii

Italian

Verb

radiate

  1. second-person plural present subjunctive of radere
  2. second-person plural present indicative of radiare
  3. second-person plural imperative of radiare
  4. second-person plural present subjunctive of radiare
  5. feminine plural of radiato

Anagrams

Latin

Verb

radiāte

  1. second-person plural present active imperative of radiō

Etymology

From Latin radiatus, past participle of radiare ‎(“to radiate, furnish with spokes, give out rays, radiate, shine”), from radius ‎(“a spoke, ray”).

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