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There are 5 thirteen-letter words beginning with OPERATI

OPERATIONALLYoperationally adv. In an operational manner; in accordance with an operation.
OPERATIONAL adv. of or relating to operation or to an operation.
OPERATIONISMSoperationisms n. Plural of operationism.
OPERATIONISM n. the theory that defines scientific concepts by means of the operations used to prove or determine them, also OPERATIONALISM.
OPERATIONISTSoperationists n. Plural of operationist.
OPERATIONIST n. an adherent of operationism.
OPERATIVENESSoperativeness n. (Uncountable) The state or quality of being operative.
operativeness n. (Countable) The result or product of being operative.
OPERATIVE n. having the power of operating or acting.
OPERATIVITIESOPERATIVITY n. the state of being operative.

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: 9 words
  • Scrabble in French: 1 word
  • Scrabble in Spanish: no word
  • Scrabble in Italian: no word
  • Scrabble in German: no word
  • Scrabble in Romanian: 6 words


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