Thesaurus

irradiate

verb

Synonyms & Antonyms of irradiate

1 to supply with light
  • the light from a galaxy of flashing signs irradiates the heart and soul of Las Vegas

Synonyms for irradiate

Words Related to irradiate

Near Antonyms for irradiate

Antonyms for irradiate

2 to throw or give off
  • irradiating an aura of supreme confidence on the playing field

Synonyms for irradiate

Words Related to irradiate

Near Antonyms for irradiate

See the Dictionary Definition 

Keep scrolling for more

Learn More about irradiate

Time Traveler for irradiate

Time Traveler

The first known use of irradiate was in 1603

See more words from the same year

Cite this Entry

“Irradiate.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/irradiate. Accessed 28 Oct. 2020.

Keep scrolling for more

More from Merriam-Webster on irradiate

Dictionary: Definition of irradiate

Medical Dictionary: Definition of irradiate

Nglish: Translation of irradiate for Spanish Speakers

Comments on irradiate

What made you want to look up irradiate? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

Test Your Vocabulary

Namesakes Word Quiz

  • a citrus fruit possibly named after a person
  • Which of the following is a fruit named after a Moroccan seaport?
Spell It

Can you spell these 10 commonly misspelled words?

TAKE THE QUIZ
Dictionary Devil

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!