noun Ab·u·def·duf \ˌabüˈdef(ˌ)dəf\

Definition of Abudefduf

  1. :  a genus of small ovate short-headed marine teleost fishes commonly found about rocks and other submerged objects and usually included in the percoid family Pomacentridae but sometimes made the type of a separate family (Abudefdufidae)

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 abudefduf

borrowed from New Latin, borrowed from Arabic abūdafdūf

First Known Use: 1897

Seen and Heard

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


a brief usually trivial fact

Get Word of the Day daily email!