Actinomyxidia

plural noun

Ac·​ti·​no·​myx·​id·​ia
¦ak-tə-nō-(ˌ)mik-ˈsi-dē-ə,
ak-¦ti-nō-
: a small order of cnidosporidian protozoan parasites of worms distinguished by spores with trivalve shells and three polar capsules
actinomyxidian
¦ak-tə-nō-(ˌ)mik-ˈsi-dē-ən
ak-¦ti-nō-
adjective or noun

Word History

Etymology

New Latin, alteration of Actinomyxida, from actin- + myx- + -ida

First Known Use

1906, in the meaning defined above

Time Traveler
The first known use of Actinomyxidia was in 1906

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.

Start your free trial today and get unlimited access to America's largest dictionary, with:

  • More than 250,000 words that aren't in our free dictionary
  • Expanded definitions, etymologies, and usage notes
  • Advanced search features
  • Ad free!

Dictionary Entries Near Actinomyxidia

Cite this Entry

“Actinomyxidia.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/Actinomyxidia. Accessed 19 Jun. 2024.

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!