sperm

noun
\ ˈspərm How to pronounce sperm (audio) \
plural sperm or sperms

Definition of sperm

 (Entry 1 of 2)

1a : semen
b : a male gamete especially : spermatozoon sense 1
2 : a product of the sperm whale
variants: or spermo- or sperma- or spermi-

Definition of sperm- (Entry 2 of 2)

: seed : germ : sperm spermatheca spermicide

Examples of sperm in a Sentence

Noun

The sperm fertilizes the egg.

Recent Examples on the Web: Noun

In this scenario, doctors fertilize eggs with sperm before freezing them. Colleen Stinchcombe, SELF, "How Does Endometriosis Impact Fertility?," 8 Feb. 2019 And Harvard researchers are indeed beginning to use CRISPR to tinker with the DNA of sperm, though only in embryos not intended for pregnancy. Julia Belluz, Vox, "Is the CRISPR baby controversy the start of a terrifying new chapter in gene editing?," 22 Jan. 2019 The new research shows that THC can effect epigenetics, causing structural and regulatory changes in the DNA of users' sperm. David Grossman, Popular Mechanics, "THC Could Affect Men's Sperm, New Study Says," 20 Dec. 2018 Their diagnosis is a combination of advanced maternal age on Rachel's part and low sperm count on his account. Elissa Strauss, Glamour, "This Netflix Movie Perfectly Pinpoints What's So Maddening About IVF," 11 Oct. 2018 The nonprofit organization the American Society of Reproductive Medicine recommends limiting each sperm donor’s contributions to 25 births within a population of 800,000, which is about the size of San Francisco. Beth Mole, Ars Technica, "Sperm donor #2757 sired at least 45 kids—now they’re connecting online," 13 Sep. 2018 Researchers will monitor sperm counts throughout the study, but the trial leaders cautioned that pregnancy is still possible. Paige Cornwell, The Seattle Times, "More effective than condoms? Seattle-area couples test new birth control for men," 11 Dec. 2018 The sperm flew to the space station cryogenically frozen and needed to be thawed. Joe Pappalardo, Popular Mechanics, "Why There Are Sperm Swimming Around at the Space Station," 16 July 2018 In this procedure, egg and sperm are combined in a lab, and several embryos are returned to the woman's uterus. Julie Washington, cleveland.com, "West Side couple share pain of embryo loss in UH freezer failure," 14 Mar. 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'sperm.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of sperm

Noun

14th century, in the meaning defined at sense 1a

History and Etymology for sperm

Noun

Middle English, from Middle French esperme, sperme, from Late Latin spermat-, sperma, from Greek, literally, seed, from speirein to sow; probably akin to Armenian p'aratem I dispense

Combining form

Greek sperm-, spermo-, from sperma

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Statistics for sperm

Last Updated

10 Mar 2019

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Time Traveler for sperm

The first known use of sperm was in the 14th century

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More Definitions for sperm

sperm

noun

English Language Learners Definition of sperm

biology
: a cell that is produced by the male sexual organs and that combines with the female's egg in reproduction
: fluid that is produced by the male sexual organs which contains sperm cells

sperm

noun
\ ˈspərm How to pronounce sperm (audio) \

Kids Definition of sperm

sperm

noun
\ ˈspərm How to pronounce sperm (audio) \
plural sperm or sperms

Medical Definition of sperm

1 : the male impregnating fluid : semen
2 : a male gamete especially : spermatozoon

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More from Merriam-Webster on sperm

Rhyming Dictionary: Words that rhyme with sperm

Spanish Central: Translation of sperm

Nglish: Translation of sperm for Spanish Speakers

Britannica English: Translation of sperm for Arabic Speakers

Britannica.com: Encyclopedia article about sperm

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