nomen novum
/ˌnəʊmɛn ˈnəʊvəm/ /ˌnəʊmən ˈnəʊvəm/Taxonomy
noun
A Latin name that is a replacement for an earlier, but preoccupied, name.
- The rule permitting this was first proposed in 1878..
Origin
Early 20th century; earliest use found in Science. From scientific Latin nomen novum from classical Latin nōmen + novum, neuter singular of novus.