Labrum (noun) Definition, Meaning & Examples

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noun, plural la·bra [ley-bruh, lab-ruh]. /ˈleɪ brə, ˈlæb rə/.
  1. a lip or liplike part.
  2. Zoology.
    • the anterior, unpaired member of the mouthparts of an arthropod, projecting in front of the mouth.
    • the outer margin of the aperture of a shell of a gastropod.
  3. a ring of cartilage about the edge of a joint surface of a bone.
noun, plural la·bra [ley-bruh]. /ˈleɪ brə/. Archaeology.
  1. an ornamented bathtub of ancient Rome.
noun plural -bra (-brə)
  1. a lip or liplike part, such as the cuticular plate forming the upper lip of insects
Labrum (noun) Definition, Meaning & Examples

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