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Synonyms

incandescent

American  
[in-kuhn-des-uhnt] / ˌɪn kənˈdɛs ənt /

adjective

  1. (of light) produced by incandescence.

  2. glowing or white with heat.

  3. intensely bright; brilliant.

  4. brilliant; masterly; extraordinarily lucid.

    an incandescent masterpiece; incandescent wit.

  5. aglow with ardor, purpose, etc..

    the incandescent vitality of youth.

    Synonyms:
    dynamic, brilliant

incandescent British  
/ ˌɪnkænˈdɛsənt /

adjective

  1. emitting light as a result of being heated to a high temperature; red-hot or white-hot

  2. informal extremely angry; raging

"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

Other Word Forms

Derived Forms

Etymology

Origin of incandescent

1785–95; < Latin incandēscent- (stem of incandēscēns ), present participle of incandēscere to glow. See in- 2, candescent

Explanation

When heated, coals become incandescent, which means that they glow red-hot. You could also describe a brilliant and moving novel as incandescent. Incandescent, like the word candle, has its origins in the Latin word candere meaning "to glow or shine." Combined with the suffix in meaning "within," its meaning can be easily pulled from the combination of its root words: "to glow or shine from within." Fire crackers are incandescent because they give off brilliant lights when heated, but look up at a blazing fireworks display, and you'll find it's quite moving, or incandescent with intensity and brilliance.

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Vocabulary lists containing incandescent

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

“Another Dimension” is his answer to the years of rejection, pain and incandescent ire, but transmuted into a vibrant, avant-garde, genre-defying gaping wound found within 11 tight tracks.

From Salon • Jun. 5, 2026

That said, we are told that members of the women's PLP are incandescent about the Doyle revelations, and they want to see more women promoted to prominent positions.

From BBC • Apr. 22, 2026

Mark Joseph Stern: This was one of the most incandescent judicial opinions I think I have ever seen.

From Slate • Jan. 23, 2026

“Everything suggests that the fire started from incandescent candles or sparklers attached to champagne bottles, brought too close to the ceiling,” said Beatrice Pilloud, attorney general for Valais, the Swiss canton where the fire occurred.

From The Wall Street Journal • Jan. 2, 2026

Exhibitors gradually completed their installations, and electricians removed the last misconnects from the elaborate circuits that linked the fair’s nearly 200,000 incandescent bulbs.

From "The Devil in the White City" by Erik Larson

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