spermatozoon
Americannoun
noun
Other Word Forms
Derived Forms
Inflected Forms
Nouns
Etymology
Origin of spermatozoon
From New Latin, dating back to 1830–40; see origin at spermato-, -zoon
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
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The Oklahoma measure defines fertilisation as the "fusion of a human spermatozoon with a human ovum".
From BBC ● May 19, 2022
Normally the male spermatozoon is what determines the sex of the offspring.
From Time Magazine Archive
Since there was no spermatozoon in the case of the fatherless rabbit, therefore no male-determining pattern, the Pincus rabbit is a female.
From Time Magazine Archive
He objects to the idea that the origin of sex differences is to be found in differences in the male cells only, and claims that both the spermatozoon and the ovum have activating " microcellules."
From Time Magazine Archive
Lankester, the posterior flagellum of many Haemoflagellates, like that of the spermatozoon of Metazoa, propels the cell by a sculling motion behind; he terms it a “pulsellum.”
From Encyclopaedia Britannica, 11th Edition, Volume 10, Slice 4 "Finland" to "Fleury, Andre" by Various
Mature spermatozoa are characterized by an head, midpiece and a long tail for locomotion.
From Science Daily ● Oct. 27, 2023
Converting these cells into viable spermatozoa could help to save the critically endangered animal from extinction.
From Scientific American ● Jan. 29, 2023
In medical nomenclature, this would be four weeks of gestational age, though it is only two weeks after that egg was released from the ovary, met a spermatozoa, and formed an embryo.
From Slate ● Jun. 20, 2022
On Thursday, French researchers reported that the virus can penetrate individual spermatozoa.
From New York Times ● Sep. 30, 2016
The spermatozoa themselves may well be affected by loss of ATP.
From "Silent Spring" by Rachel Carson
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
