Definitions

from The American Heritage® Dictionary of the English Language, 4th Edition

  • adj. Containing, producing, or secreting mucus: a mucous tissue.
  • adj. Relating to, consisting of, or resembling mucus: a mucous substance.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • adj. Pertaining to mucus
  • adj. Having the qualities of mucus

from the GNU version of the Collaborative International Dictionary of English

  • adj. Of, pertaining to, or resembling, mucus; slimy, ropy, or stringy, and lubricous.
  • adj. Secreting a slimy or mucigenous substance.

from The Century Dictionary and Cyclopedia

  • Pertaining to mucus or resembling it; slimy, ropy, and lubricous.
  • Secreting a slimy substance; pituitary: as, the mucous membrane.

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

  • adj. of or secreting or covered with or resembling mucus

Etymologies

Latin mūcōsus, from mūcus, mucus.
(American Heritage® Dictionary of the English Language, Fourth Edition)
From Late Latin mūcōsus. (Wiktionary)

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