zoospermn.

Brit.

/ˈzuː(ə)spəːm/,

/ˈzəʊəspəːm/, U.S.

/ˈzoʊəˌspərm/,

/ˈzu(ə)ˌspərm/

Forms: 1800s– zoosperm, 1900s zoösperm.

Origin: Formed within English, by compounding; modelled on a French lexical item. Etymons: zoo- comb. form, -sperm comb. form.

Etymology: < zoo- comb. form + -sperm comb. form, after French zoosperme (1823 in the work referred to in quot. 1824 at sense 1).

Biology.

1. A spermatozoon; a sperm cell; = spermatozoon n. Now chiefly historical.Zoosperms were originally thought to be independent organisms whose role in reproduction was unclear.

ΘΚΠ

the world > life > biology > biological processes > procreation or reproduction > reproductive substances or cells > [noun] > sperm > spermatozoon

animalcule1686

animalcula1716

zoosperm1824

spermatozoon1836

spermatozoid1861

sperm1904

nemasperm1922

1824 M. Bory de St. Vincent in Lancet 3 July 17/2 The beings for which I have suggested the name of Zoosperms..form part of the family of cercariæ.

1837 Penny Cycl. IX. 460/2 The part in the physiology of generation which these zoosperms perform is not so clear.

1868 Princ. Forensic Med. (ed. 3) ii. 48 The discovery of zoosperms would prove conclusive of the presence of semen.

a1902 S. Butler Way of All Flesh (1903) lxiii. 285 If a man is to enter into the Kingdom of Heaven, he must do so, not only as a little child, but as a little embryo, or rather as a little zoosperm.

1930 H. D. Reed & B. P. Young Lab. Stud. Zool. 47 An egg..fuses with a zoosperm..which constitutes the beginning of a new individual.

2007 K. Andersen Heyday 77 Those sluices and baths failed to neutralize every stray animacule and zoosperm deposited by the hundred weekly patrons of 101 Mercer Street.

†2. A zoospore. Cf. sporozoid n. at sporo- comb. form . Obsolete.

ΚΠ

1842 Ann. & Mag. Nat. Hist. 10 130 The masses, which appear to be..truly a form of fructification.., after a certain time break up again into Zoosperms endowed with the most lively motion.

1869 H. M. Hart tr. C. H. B. A. Moquin-Tandon World of Sea iv. 43 The zoosperms, or zoospores, are minute microscopical corpuscles.., two-thirds full of a green liquid called chlorophylle.

1891 Brit. Med. Jrnl. 15 Aug. 379/1 That [special chemical property] possessed by the zoosperms of the myxomycetes, that they were attracted by certain bodies and repelled by others.

This entry has been updated (OED Third Edition, June 2017; most recently modified version published online June 2022).

单词	zoosperm
释义	zoospermn. Brit. /ˈzuː(ə)spəːm/, /ˈzəʊəspəːm/, U.S. /ˈzoʊəˌspərm/, /ˈzu(ə)ˌspərm/ Forms: 1800s– zoosperm, 1900s zoösperm. Origin: Formed within English, by compounding; modelled on a French lexical item. Etymons: zoo- comb. form, -sperm comb. form. Etymology: < zoo- comb. form + -sperm comb. form, after French zoosperme (1823 in the work referred to in quot. 1824 at sense 1). Biology. 1. A spermatozoon; a sperm cell; = spermatozoon n. Now chiefly historical.Zoosperms were originally thought to be independent organisms whose role in reproduction was unclear. ΘΚΠ the world > life > biology > biological processes > procreation or reproduction > reproductive substances or cells > [noun] > sperm > spermatozoon animalcule1686 animalcula1716 zoosperm1824 spermatozoon1836 spermatozoid1861 sperm1904 nemasperm1922 1824 M. Bory de St. Vincent in Lancet 3 July 17/2 The beings for which I have suggested the name of Zoosperms..form part of the family of cercariæ. 1837 Penny Cycl. IX. 460/2 The part in the physiology of generation which these zoosperms perform is not so clear. 1868 Princ. Forensic Med. (ed. 3) ii. 48 The discovery of zoosperms would prove conclusive of the presence of semen. a1902 S. Butler Way of All Flesh (1903) lxiii. 285 If a man is to enter into the Kingdom of Heaven, he must do so, not only as a little child, but as a little embryo, or rather as a little zoosperm. 1930 H. D. Reed & B. P. Young Lab. Stud. Zool. 47 An egg..fuses with a zoosperm..which constitutes the beginning of a new individual. 2007 K. Andersen Heyday 77 Those sluices and baths failed to neutralize every stray animacule and zoosperm deposited by the hundred weekly patrons of 101 Mercer Street. †2. A zoospore. Cf. sporozoid n. at sporo- comb. form . Obsolete. ΚΠ 1842 Ann. & Mag. Nat. Hist. 10 130 The masses, which appear to be..truly a form of fructification.., after a certain time break up again into Zoosperms endowed with the most lively motion. 1869 H. M. Hart tr. C. H. B. A. Moquin-Tandon World of Sea iv. 43 The zoosperms, or zoospores, are minute microscopical corpuscles.., two-thirds full of a green liquid called chlorophylle. 1891 Brit. Med. Jrnl. 15 Aug. 379/1 That [special chemical property] possessed by the zoosperms of the myxomycetes, that they were attracted by certain bodies and repelled by others. This entry has been updated (OED Third Edition, June 2017; most recently modified version published online June 2022). < n.1824
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