noun Bran·chel·lion \braŋˈkelyən\

Definition of Branchellion

  1. :  a genus of leeches with external gills along the sides of the body that are parasitic on fishes

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Origin and Etymology of branchellion

New Latin, alteration of Branchiobdellion, from branchi- + Greek bdella leech + -ion (diminutive suffix)

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a brief usually trivial fact

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