radiate

[ verb rey-dee-eyt; adjective rey-dee-it, -eyt ]
/ verb ˈreɪ diˌeɪt; adjective ˈreɪ di ɪt, -ˌeɪt /

verb (used without object), ra·di·at·ed, ra·di·at·ing.

verb (used with object), ra·di·at·ed, ra·di·at·ing.

to emit in rays; disseminate, as from a center.
(of persons) to project (joy, goodwill, etc.).

adjective

QUIZZES

CHALLENGE YOURSELF WITH THIS MIDDLE SCHOOL PART OF SPEECH QUIZ!

How well do you know your adjectives from your adverbs? Your preposition from your pronouns? Your interjections from your conjunctions? Let’s put your knowledge of parts of speech to the text! Note: Many of the following questions will ask you to identify the parts of speech “in order.” That means the first word in all capital letters will correspond to the first option in an answer, and so on.
Question 1 of 10
In order, what parts of speech are the words in all capital letters? Alisa was VERY tired, SO she decided to go to bed.

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, -ate1

OTHER WORDS FROM radiate

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

British Dictionary definitions for radiability

radiate

verb (ˈreɪdɪˌeɪt)

Also: eradiate to emit (heat, light, or some other form of radiation) or (of heat, light, etc) to be emitted as radiation
(intr) (of lines, beams, etc) to spread out from a centre or be arranged in a radial pattern
(tr) (of a person) to show (happiness, health, etc) to a great degree

adjective (ˈreɪdɪɪt, -ˌeɪt)

Word Origin for radiate

C17: from Latin radiāre to emit rays
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Medical definitions for radiability (1 of 2)

radiability
[ rā′dē-ə-bĭlĭ-tē ]

n.

The property of being radiable.

Medical definitions for radiability (2 of 2)

radiate
[ rādē-āt′ ]

v.

To spread out in all directions from a center.
To emit or be emitted as radiation.

Other words from radiate

radi•a′tive adj.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.