osculum

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English[edit]

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Etymology[edit]

From Latin ōsculum (little mouth).

Noun[edit]

osculum (plural oscula)

  1. (chiefly zoology) A small opening or orifice. [from 18th c.]
  2. (zoology, obsolete) One of the suckers on the head of a tapeworm.
  3. (zoology) The main opening in a sponge from which water is expelled.
    • 2012, Caspar Henderson, The Book of Barely Imagined Beings, 2013 edition, Granta Books, page 29:
      Waste water was expelled through a single osculum at about 8.5 cm per second – more than eight thousand times as fast as it circulated in the chambers and 85 times as fast as it entered the sponge in the first place.


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Latin[edit]

Etymology[edit]

From ōs (mouth) +‎ -culum, neuter form of -culus (suffix forming a diminutive).

Pronunciation[edit]

Noun[edit]

ōsculum n (genitive ōsculī); second declension

  1. a kiss syn.
  2. a little mouth

Inflection[edit]

Second declension.

Case Singular Plural
nominative ōsculum ōscula
genitive ōsculī ōsculōrum
dative ōsculō ōsculīs
accusative ōsculum ōscula
ablative ōsculō ōsculīs
vocative ōsculum ōscula

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