nomen du·bi·um
| \ -ˈdü-bē-əm
, -ˈdyü- \
, -ˈdyü- \
plural nomina dubia\
-ˈdü-bē-ə
, -ˈdyü-
\
, -ˈdyü-
\
Definition of nomen dubium
: a taxonomic name that cannot be assigned with certainty to any taxonomic group because the description is insufficient for identification and the original specimens no longer exist
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“Nomen dubium.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/nomen%20dubium. Accessed 8 Mar. 2021.
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Time Traveler for nomen dubium
The first known use of nomen dubium was in 1915
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