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Definition of Trionyx
1. Noun. Type genus of the Trionychidae.
Generic synonyms: Reptile Genus
Group relationships: Family Trionychidae, Trionychidae
Member holonyms: Spiny Softshell, Trionyx Spiniferus, Smooth Softshell, Trionyx Muticus
Definition of Trionyx
1. n. A genus of fresh-water or river turtles which have the shell imperfectly developed and covered with a soft leathery skin. They are noted for their agility and rapacity. Called also soft tortoise, soft-shell tortoise, and mud turtle.
Medical Definition of Trionyx
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