noun Poly·to·ma \ˌpälēˈtōmə, -lə̇ˈt-\

Definition of Polytoma

  1. :  a common genus of colorless saprozoic plantlike flagellates (order Phytomonadina) having paired anterior flagella, lacking chromatophores, and being widely distributed in stagnant freshwater

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 polytoma

New Latin, from poly- + -toma (from Greek temnein to cut) — more at tome

Seen and Heard

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


to cast off or become cast off

Get Word of the Day daily email!