Definition of tautonym
: a taxonomic binomial in which the generic name and specific epithet are alike and which is common in zoology especially to designate a typical form but is forbidden to botany under the International Code of Botanical Nomenclature
tautonymyplay \tȯ-ˈtä-nə-mē\ noun
Recent Examples of tautonym from the Web
Others have what's called a tautonym, a name in which the same word is used for both species and genus.
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