nomen nudum

nomen nu·dum

noun \-ˈnü-dəm, -ˈnyü-\
plural nomina nu·da \-də\

Definition of NOMEN NUDUM

:  a proposed taxonomic name that is invalid because the group designated is not described or illustrated sufficiently for recognition, that has no nomenclatural status, and that consequently can be used as though never previously proposed


New Latin, bare name
First Known Use: 1900


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