Crissum (noun) Definition, Meaning & Examples

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noun, plural cris·sa [kris-uh]. /ˈkrɪs ə/. Ornithology.
  1. the region surrounding the cloacal opening beneath the tail of a bird.
  2. the feathers of this region collectively.
noun plural -sa (-sə)
  1. the area or feathers surrounding the cloaca of a bird
Crissum (noun) Definition, Meaning & Examples

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