polyploidyn.

Brit.

/ˈpɒlɪplɔɪdi/, U.S.

/ˈpɑliˌplɔɪdi/,

/ˈpɑləˌplɔɪdi/

Origin: Formed within English, by derivation; modelled on a German lexical item. Etymons: polyploid adj., -y suffix³.

Etymology: < polyploid adj. + -y suffix³, after German Polyploidie (E. Strasburger 1910, in Flora 100 406). Compare earlier triploidy n. at triploid n. and adj. Derivatives, tetraploidy n. at tetraploid adj. Derivatives, and haploidy n.

Biology.

The condition of being polyploid.

ΘΚΠ

the world > life > biology > biological processes > genetic activity > genetic components > [noun] > chromosome > ploidy

triploidy1916

tetraploidy1918

haploidy1921

hexaploidy1922

polyploidy1922

octoploidy1924

aneuploidy1925

heteroploidy1926

allopolyploidy1927

autopolyploidy1928

hyperdiploidy1929

polysomy1929

hyperploidy1930

hypoploidy1930

mixoploidy1931

syndiploidy1932

allotetraploidy1933

autotetraploidy1935

monoploidy1937

polysomaty1937

ploidy1940

pseudodiploidy1965

polysomatism1967

1922 Genetics 7 545 The value of polyploidy may have certain limitations.

1942 Biol. Abstr. 16 1930/2 Chromocenter formation depends on failure of the daughter chromatids to move apart in the endomitoses by which polyploidy occurs.

1977 Ann. Internal Med. 86 441/2 Hyperdiploidy was found in two patients; polyploidy and chromosomal damage..were noted frequently.

1997 G. S. Helfman et al. Diversity of Fishes xiv. 228/2 Some cyprinids have chromosomes in the polyploid condition, an unusual occurrence among fishes... Polyploidy is linked with large size in minnows.

This entry has been updated (OED Third Edition, September 2006; most recently modified version published online March 2022).

单词	polyploidy
释义	polyploidyn. Brit. /ˈpɒlɪplɔɪdi/, U.S. /ˈpɑliˌplɔɪdi/, /ˈpɑləˌplɔɪdi/ Origin: Formed within English, by derivation; modelled on a German lexical item. Etymons: polyploid adj., -y suffix³. Etymology: < polyploid adj. + -y suffix³, after German Polyploidie (E. Strasburger 1910, in Flora 100 406). Compare earlier triploidy n. at triploid n. and adj. Derivatives, tetraploidy n. at tetraploid adj. Derivatives, and haploidy n. Biology. The condition of being polyploid. ΘΚΠ the world > life > biology > biological processes > genetic activity > genetic components > [noun] > chromosome > ploidy triploidy1916 tetraploidy1918 haploidy1921 hexaploidy1922 polyploidy1922 octoploidy1924 aneuploidy1925 heteroploidy1926 allopolyploidy1927 autopolyploidy1928 hyperdiploidy1929 polysomy1929 hyperploidy1930 hypoploidy1930 mixoploidy1931 syndiploidy1932 allotetraploidy1933 autotetraploidy1935 monoploidy1937 polysomaty1937 ploidy1940 pseudodiploidy1965 polysomatism1967 1922 Genetics 7 545 The value of polyploidy may have certain limitations. 1942 Biol. Abstr. 16 1930/2 Chromocenter formation depends on failure of the daughter chromatids to move apart in the endomitoses by which polyploidy occurs. 1977 Ann. Internal Med. 86 441/2 Hyperdiploidy was found in two patients; polyploidy and chromosomal damage..were noted frequently. 1997 G. S. Helfman et al. Diversity of Fishes xiv. 228/2 Some cyprinids have chromosomes in the polyploid condition, an unusual occurrence among fishes... Polyploidy is linked with large size in minnows. This entry has been updated (OED Third Edition, September 2006; most recently modified version published online March 2022). < n.1922
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