osculum definition

  • noun:
    • The mouthlike opening in a sponge, regularly expel water.
    • the main orifice in a sponge where water is expelled.
    • Same as oscule.
    • In sponges, a mouth or key exhalent aperture; among orifices through which water is expelled. See slices under Porifera and Spongilla.
    • one of many suckers, bothria, or fossettes from the mind of a tapeworm, by way of that the pet attaches itself to its host.
    • A pax: evidently an erroneous abbreviation for osculatorium.

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