Definitions

from The American Heritage® Dictionary of the English Language, 5th Edition.

  • adjective Having an operculum.

from The Century Dictionary.

  • noun An operculated gastropod.
  • Having an operculum; operculigerous; specifically, of or pertaining to the Operculata.

from the GNU version of the Collaborative International Dictionary of English.

  • adjective (Bot.) Closed by a lid or cover, as the capsules of the mosses.
  • adjective (Zoöl.) Having an operculum, or an apparatus for protecting the gills; -- said of shells and of fishes.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • adjective Having an operculum
  • noun Any gastropod mollusc that has an operculum

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • adjective having an operculum

Etymologies

from Wiktionary, Creative Commons Attribution/Share-Alike License

Latin operculatus, past participle of operculare to furnish with a lid, from operculum lid.

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