irradiate
to shed rays of light upon; illuminate.
to illumine intellectually or spiritually.
to brighten as if with light.
to radiate (light, illumination, etc.).
to heat with radiant energy.
to treat by exposure to radiation, as of ultraviolet light.
to expose to radiation.
Archaic.
to emit rays; shine.
to become radiant.
irradiated; bright.
Origin of irradiate
1Other words from irradiate
- ir·ra·di·at·ing·ly, adverb
- ir·ra·di·a·tive, adjective
- ir·ra·di·a·tor, noun
- non·ir·ra·di·at·ed, adjective
- un·ir·ra·di·at·ed, adjective
- un·ir·ra·di·a·tive, adjective
Words Nearby irradiate
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024
How to use irradiate in a sentence
Liu and his colleagues irradiated a solution containing PFBS and sulfite for an entire day, only to find that less than half of the pollutant in the solution had broken down.
Just 3 ingredients can quickly destroy widely used PFAS ‘forever chemicals’ | Nikk Ogasa | June 3, 2022 | Science NewsThe duo then chemically analyzed the irradiated oil to see how much was transformed into dissolved organic carbon.
Sunlight helps clean up oil spills in the ocean more than previously thought | Carolyn Gramling | February 16, 2022 | Science NewsThe Martian surface has long been an irradiated desert unsuitable for life.
Iceland’s Eruptions Reveal the Hot History of Mars | Robin George Andrews | April 6, 2021 | Quanta MagazineSuddenly his whole heart seemed to irradiate light and color and music and sweet smelling things.
Molly Make-Believe | Eleanor Hallowell AbbottThus will the perfections of the Deity for ever blaze in the flames of perdition, and irradiate the temple of glory!
Female Scripture Biographies, Vol. I | Francis Augustus Cox
The shadows of the morning having disappeared, the brightness of eternal noon will irradiate our existence.
Female Scripture Biographies, Vol. I | Francis Augustus CoxThen a carefully veiled kindliness of heart seemed to bubble to the surface and irradiate his face.
The Terms of Surrender | Louis TracyDeeper than tears, these irradiate the tophets with their glad heavens.
Tablets | Amos Bronson Alcott
British Dictionary definitions for irradiate
/ (ɪˈreɪdɪˌeɪt) /
(tr) physics to subject to or treat with light or other electromagnetic radiation or with beams of particles
(tr) to expose (food) to electromagnetic radiation to kill bacteria and retard deterioration
(tr) to make clear or bright intellectually or spiritually; illumine
a less common word for radiate (def. 1)
(intr) obsolete to become radiant
Derived forms of irradiate
- irradiative, adjective
- irradiator, noun
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
Scientific definitions for irradiate
[ ĭ-rā′dē-āt′ ]
To expose to or treat with radiation. For example, meat sold as food is often irradiated with x-rays or other radiation to kill bacteria; uranium 238 can be irradiated with neutrons to create fissionable plutonium 239.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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