: a monotypic genus (the type of the family Gymnarchidae) that contains a soft-finned African river fish having a sense organ in the tail that functions like radar

Word History


New Latin, from gymn- + Greek archos anus; from the absence of anal fins

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Dictionary Entries Near Gymnarchus

Cite this Entry

“Gymnarchus.” Dictionary, Merriam-Webster, Accessed 22 May. 2024.

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