adjective cy·clos·to·mate \(ˈ)sīˈklästəmə̇t\
variants: less commonly


Definition of cyclostomate

  1. 1 :  having a circular mouth

  2. 2 :  of or relating to the Cyclostomata or Cyclostomi

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 cyclostomate

in sense 1, from cycl- + -stomate or -stomatous; in sense 2, cyclostomate from New Latin Cyclostomata; cyclostomatous from New Latin Cyclostomata + English -ous

Seen and Heard

What made you want to look up cyclostomate? 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!