Definition of operculum

Scrabble & Words with friends points


  • operculum is a valid Scrabble US word with a point value of 15
  • operculum is a valid Scrabble UK word with a point value of 15
  • operculum is a valid Words with friends word with a point value of 21

Definition of operculum


  • a hard flap serving as a cover for (a) the gill slits in fishes or (b) the opening of the shell in certain gastropods when the body is retracted (noun)

See definition of operculum in Merriam Webster