Definition of Acephalina
: a tribe or other division of gregarines comprising forms with nonseptate trophozoites that do not undergo schizogony (as earthworm parasites of the genus Monocystis) — see monocystis
acephaline\(ˈ)ā¦sefəˌlīn, -əl-, -lə̇n\ adjective
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!
Origin and Etymology of acephalina
New Latin, from Greek akephalos + New Latin -ina
First Known Use: 1893See Words from the same year
Seen and Heard
What made you want to look up Acephalina? Please tell us where you read or heard it (including the quote, if possible).