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List of 15-letter words containing

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There are 7 fifteen-letter words containing A, H, O, 3T and U

AUTHENTICATIONSauthentications n. Plural of authentication.
AUTHENTICATION n. the act of authenticating.
AUTHORITATIVELYauthoritatively adv. In an authoritative manner, being worthy of trust.
AUTHORITATIVE adv. having or proceeding from authority.
GNATHOSTOMATOUSgnathostomatous adj. Relating to, or characteristic of members of the Gnathostomata.
GNATHOSTOMATOUS adj. of or like a gnathostome.
PHOTOAUTOTROPHSphotoautotrophs n. Plural of photoautotroph.
PHOTOAUTOTROPH n. an organism capable of synthesizing its own food from inorganic substances using light as an energy source.
THAUMATOLATRIESTHAUMATOLATRY n. the worship of miracles or wonders.
THIOBARBITURATEthiobarbiturate n. (Medicine) Any compound obtained from a barbiturate by the formal substitution of an oxygen atom by one of sulfur.
THIOBARBITURATE n. a salt of thiobarbituric acid similar in effect to a barbiturate.
UNAUTHORITATIVEunauthoritative adj. Not authoritative.
UNAUTHORITATIVE adj. not authoritative.

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 1Word.ws and WikWik.org.

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See this list for:

  • English Wiktionary: 117 words
  • Scrabble in French: 14 words
  • Scrabble in Spanish: no word
  • Scrabble in Italian: 9 words
  • Scrabble in German: no word
  • Scrabble in Romanian: 4 words


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