amphidiploidadj.n.
Biol.
Having a diploid set of chromosomes derived from each of its parents; double diploid; = allotetraploid adj. and n. Also as n., a hybrid of this kind.
ΘΚΠ
the world > life > biology > biological processes > genetic activity > genetic components > [adjective] > chromosome > ploidy
haploid1906
amphikaryotic1909
polyenergid1911
polyploid1911
triploid1911
tetraploid1914
hexaploid1920
octoploid1921
pentaploid1921
triplex1921
orthoploid1923
aneuploid1924
heteroploid1926
allopolyploid1927
monoploid1928
haplontic1929
hyperdiploid1929
amphidiploid1930
hyperploid1930
hypoploid1930
polysomic1930
mixoploid1931
allotetraploid1932
autopolyploid1934
autotetraploid1935
autoploid1937
polysomatic1937
monosomatic1939
polyploidizing1941
polyploidogenic1944
amphiploid1945
merodiploid1961
pseudodiploid1963
1930 Univ. Calif. Publ. Agric. Sci. VI. 84 An amphidiploid C. capillaris-C. dioscoridis hybrid obtained by M. Nawashin..was smaller.
1930 Univ. Calif. Publ. Agric. Sci. VI. 84 Amphidiploids..involve two species of the same genus.
1936 Nature 23 May 874/1 An amphidiploid wheat. The plant..had 42 chromosomes, and the evidence indicates that it was an amphidiploid produced by the parthenogenetic development of an egg... The amphidiploids are highly fertile.
Derivatives
ˌamphiˈdiploidy n. the state of being amphidiploid.
ΚΠ
1932 N. I. Vavilov in Proc. VI Internat. Congress Genetics I. 341 The phenomenon of amphidiploidy of sterile hybrids proved to be rather frequent... Several cases of amphidiploidy were produced in hybrids of wheat and Aegilops.
This entry has not yet been fully updated (first published 1972; most recently modified version published online March 2011).
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adj.n.1930