trichomonad

noun

tricho·​mo·​nad ˌtri-kə-ˈmō-ˌnad How to pronounce trichomonad (audio)
-nəd
: any of a genus (Trichomonas) of flagellated protozoans parasitic in many animals
trichomonad adjective
or trichomonal
ˌtri-kə-ˈmō-nᵊl How to pronounce trichomonad (audio)

Word History

Etymology

New Latin Trichomonad-, Trichomonas, from trich- + Late Latin monad-, monas monad

First Known Use

1861, in the meaning defined above

Time Traveler
The first known use of trichomonad was in 1861

Rhymes for trichomonad

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Browse Nearby Words

trichome
trichomonad
trichomonadal
See all Nearby Words

Cite this Entry

“Trichomonad.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/trichomonad. Accessed 31 Oct. 2025.

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Medical Definition

trichomonad

1 of 2 noun
tricho·​mo·​nad ˌtrik-ə-ˈmō-ˌnad, -nəd How to pronounce trichomonad (audio)
: any protozoan of the genus Trichomonas

trichomonad

2 of 2 adjective
: trichomonal

More from Merriam-Webster on trichomonad

Britannica.com: Encyclopedia article about trichomonad

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