atavus

noun at·a·vus \ˈatəvəs\

Definition of atavus

plural

atavi

\-ˌvī, -ˌvē\
  1. :  an ancestor or ancestral type from which a character is assumed to be inherited

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 atavus

Latin


Seen and Heard

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

WORD OF THE DAY

to help become familiar with something

Get Word of the Day daily email!