nomen conservandum
noun
no·men con·ser·van·dum
| \ ˈnō-mən-ˌkän(t)-sər-ˈvan-dəm
\
\
plural nomina conservanda\ ˈnä-mə-nə-ˌkän(t)-sər-ˈvan-də
, ˈnō- \
, ˈnō- \
Definition of nomen conservandum
: a biological taxonomic name that is preserved by special sanction in exception to the usual rules
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