noun Ly·cae·na \līˈsēnə\

Definition of Lycaena

  1. :  a genus (the type of the family Lycaenidae) comprising small slender butterflies with the upper surface of the wings usually metallic blue, green, or copper and the undersurface dull or cryptic

Love words? You must — there are over 200,000 words in our free online dictionary, but you are looking for one that’s only in the Merriam-Webster Unabridged Dictionary.

Join MWU now and get access to America’s largest dictionary, with:

  • 300,000 words that aren't in our free dictionary
  • Expanded definitions, etymologies, and usage notes
  • Advanced search features
  • Ad free!

Origin and Etymology of lycaena

New Latin, from Greek lykaina, feminine of lykos wolf

Seen and Heard

What made you want to look up Lycaena? Please tell us where you read or heard it (including the quote, if possible).


a trip made at another's expense

Get Word of the Day daily email!