Definition of nomen novum in English:

nomen novum

noun

Taxonomy
  • A Latin name that is a replacement for an earlier, but preoccupied, name.

Origin

Early 20th century; earliest use found in Science. From scientific Latin nomen novum from classical Latin nōmen + novum, neuter singular of novus.

Pronunciation

nomen novum

/ˌnəʊmɛn ˈnəʊvəm//ˌnəʊmən ˈnəʊvəm/