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There are 3 twelve-letter words beginning with IRRADI

IRRADIANCIESirradiancies n. Plural of irradiancy.
IRRADIANCY n. the act of irradiating, also IRRADIANCE.
IRRADIATIONSirradiations n. Plural of irradiation.
IRRADIATION n. exposure to radiation (as X rays or alpha particles).
IRRADICATINGirradicating v. Present participle of irradicate.
IRRADICATE v. to fix firmly.

Scrabble words — in black are valid world wide — in RED are not valid in North America — in GREEN are valid only in North America.
Definitions are short excerpt from the WikWik.org and 1Word.ws.

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See this list for:

  • English Wiktionary: 4 words
  • Scrabble in French: 5 words
  • Scrabble in Spanish: 8 words
  • Scrabble in Italian: 13 words
  • Scrabble in German: no word
  • Scrabble in Romanian: no word


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