radiate

verb

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ra·di·ate | \ ˈrā-dē-ˌāt

radiated; radiating

Definition of radiate

(Entry 1 of 2)

intransitive verb

1 : to proceed in a direct line from or toward a center

2 : to send out rays : shine brightly

3a : to issue in or as if in rays

b : to evolve by adaptive radiation

transitive verb

1 : to send out in or as if in rays

2 : irradiate, illuminate

3 : to spread abroad or around as if from a center

radiate

adjective

ra·di·ate | \ ˈrā-dē-ət

, -ˌāt \

Definition of radiate (Entry 2 of 2)

: having rays or radial parts: such as

a : having ray flowers

b : characterized by radial symmetry : radially symmetrical

Other Words from radiate Synonyms & Antonyms Example Sentences Learn More About radiate

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Synonyms & Antonyms for radiate

Synonyms: Verb

Antonyms: Verb

Examples of radiate in a Sentence

Verb The pain was radiating down my arm. The sun radiates heat and light. Heat radiates from the sun.

Recent Examples on the Web: Verb Chomping on popcorn inside as Katie greets her men, Tayshia and Kaitlyn radiate joy in being there. — Washington Post, 8 June 2021 Phan and her crew (the chefs serve as well as cook) radiate the sort of earnest kindness that leaves you feeling a little more reconnected to the world, and maybe to yourself. — Bill Addison, Los Angeles Times, 22 May 2021 Those experiments involve blasting atomic nuclei with a particle beam that knocks off neutrons, leaving energetically excited nuclei that radiate gamma rays. — Richard Stone, Science | AAAS, 19 May 2021 The Flare sub-series of gemstone button earrings are set with rows of pavé gems that radiate from a large center stone. — Carol Besler, Robb Report, 17 May 2021 Scollay explained that inflammation can often cause heat to radiate from the area. — John Cherwa, Los Angeles Times, 10 May 2021 The bag in your hand will radiate an irresistible steamy invitation to tear into at least one tortilla on your drive home. — Paul Stephen, San Antonio Express-News, 5 May 2021 Just like the 3G and 4G cell phone towers that came before, 5G base stations radiate electromagnetic energy. — Courtney Linder, Popular Mechanics, 30 Apr. 2021 Padded sunbursts radiate from above each bed; the bathrooms are lined with travertine, with spacious showers stocked with Aesop products. — Travel + Leisure Staff, Travel + Leisure, 19 Feb. 2020

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'radiate.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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Last Updated

16 Jun 2021

Cite this Entry

“Radiate.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/radiate. Accessed 21 Jun. 2021.

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More Definitions for radiate

radiate

verb

English Language Learners Definition of radiate

: to go out in a direct line from a central point or area

: to move in a specified direction from a source

: to send out (something, such as heat or energy) in rays

See the full definition for radiate in the English Language Learners Dictionary

radiate

verb

ra·di·ate | \ ˈrā-dē-ˌāt

radiated; radiating

Kids Definition of radiate

1 : to send out rays : shine The sun was radiating in the sky.

2 : to come forth in the form of rays Light radiates from shining bodies.

3 : to go out in a direct line from a center Spokes radiate from the center of the wheel.

4 : to spread around from or as if from a center Word radiated that Royce McNabb had sent Ina-Rae Gage a valentine.— Richard Peck, A Year Down Yonder

5 : to show very clearly She radiates confidence.

radiate

verb

ra·di·ate | \ ˈrād-ē-ˌāt

radiated; radiating