nomen invalidum

Translingual

Etymology

Latin

Noun

nomen invalidum (plural nomina invalida)

1. (botany, taxonomy) A name that is not validly published.
   • 2011, The Yeasts (Fifth Edition)‎^[1] (in English):

     A nomen invalidum also results if publication is not in a recognized scientific journal, e.g., as in a patent or a trade magazine.