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spermatozoon

noun

sper·​ma·​to·​zo·​on (ˌ)spər-ˌma-tə-ˈzō-ˌän How to pronounce spermatozoon (audio)
-ˈzō-ən,
ˌspər-mə-tə-
plural spermatozoa (ˌ)spər-ˌma-tə-ˈzō-ə How to pronounce spermatozoon (audio)
ˌspər-mə-tə-
1
: a motile male gamete of an animal usually with rounded or elongate head and a long posterior flagellum
2
spermatozoal adjective

Example Sentences

Recent Examples on the Web After extracting spermatozoa from several mice, the team freeze-dried the cells and sent them to the International Space Station in August 2013. National Geographic, 22 May 2017

Word History

Etymology

New Latin

First Known Use

circa 1839, in the meaning defined at sense 1

Time Traveler
The first known use of spermatozoon was circa 1839

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