radiate
/ˈɹeɪdieɪt/ verb, adjective, noun
Forms radiates radiating radiated
- verb (intransitive) To extend, be sent or spread out from a center like radii.
- verb (transitive) To emit rays or waves. “The stove radiates heat.”
- verb (intransitive) To come out or proceed in rays or waves. “The heat radiates from a stove.”
- verb (transitive) To illuminate.
- verb (transitive) To expose to ionizing radiation, such as by radiography.
- verb (transitive or intransitive with with, figuratively) To manifest in a glowing manner. “Her face radiated joy. Her face radiated with joy.”
- verb (intransitive, figuratively) To manifest itself in a glowing manner. “Joy radiated from her face.”
- verb (ecology, intransitive) To spread into new habitats, migrate.
- adjective Radiating from a center; having rays or parts diverging from a center; radiated. “a radiate crystal”
- adjective Surrounded by rays, such as the head of a saint in a religious picture; (heraldry) radiant.
- adjective (botany) Having parts radiating from the center, like the petals in many flowers.
- adjective (botany) Consisting of a disc in which the florets are tubular.
- adjective (biology) Having radial symmetry, like a sea star.
- adjective (zoology) Belonging to the Radiata.
- noun (zoology) One of the Radiata.
Synonyms
Etymology
Learned borrowing from Latin radiātus, perfect passive participle of radiō (“to radiate, furnish with spokes, give out rays, radiate, shine”) (see -ate (verb-forming suffix)), from radius (“a spoke, ray”).
Learned borrowing from Latin radiātus (see Etymology 1 and -ate (adjective-forming suffix) for more).
From a substantivation of the above adjective through the associated taxon's name (Radiata), see -ate (noun-forming suffix).
Webster’s 1913
- verb To emit rays; to be radiant; to shine.
- verb To proceed in direct lines from a point or surface; to issue in rays, as light or heat.
- verb To emit or send out in direct lines from a point or points; as, to radiate heat.
- verb To enlighten; to illuminate; to shed light or brightness on; to irradiate. [R.]
Etymology [L. radiatus, p. p. of radiare to furnish with spokes or rays, to radiate, fr. radius. See Radius, Ray a divergent line.]
Etymology [L. radiatus, p. p.]
Sources: Wiktionary · WordNet 3.0 · Webster’s 1913 — from the Wiktionary entry “radiate”, CC BY-SA 4.0. Details