heliozoan

noun

he·​lio·​zo·​an ˌhē-lē-ə-ˈzō-ən How to pronounce heliozoan (audio)
: any of a class (Heliozoa) of free-living spherical usually freshwater protozoans that reproduce by binary fission or budding

Word History

Etymology

New Latin Heliozoa, from heli- entry 1 + -zoa

First Known Use

circa 1889, in the meaning defined above

Time Traveler
The first known use of heliozoan was circa 1889

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Cite this Entry

“Heliozoan.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/heliozoan. Accessed 3 Mar. 2025.

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