Word.ws English Dictionary

ultrared

ultrared adjective: infrared.

Adjective

ultrared (not comparable)

  1. (dated) infrared
  2. Of a very intense shade of red.
    • With her chest thrust forward, her head held high, and an ultrared smile painted on her lips, she advanced toward Jeanne with outstretched hands […]1986, Fanny Deschamps, The King's Garden, page 180
    • She’s abandoned her ultrared lipstick and nail polish and her turned-up collars and has taken up moderate pinks and going on diets, and grooming.1988, Margaret Atwood, Cat's Eye

Noun

ultrared (countable and uncountable, plural ultrareds)

  1. (dated) infrared

Forms of ultrared

pluralultrareds

Origin of ultrared

From ultra- + red.

Questions about ultrared

What does ultrared mean?
Ultrared means infrared.
What part of speech is ultrared?
Ultrared can be an adjective or a noun.

Words near ultrared in the dictionary

  1. ultrareal
  2. ultrarealism
  3. ultrarealist
  4. ultrarealistic
  5. ultrarealists
  6. ultrared
  7. ultrareds
  8. ultrarefined
  9. ultrarefinement
  10. ultrarelativistic
  11. ultrarelaxing

Source and license

Adapted from Wiktionary: ultrared (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

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