heterogenyn.
/hɛtəˈrɒdʒɪni/ 1. Heterogeneousness. Obsolete.
ΚΠ
1647 Husbandmans Plea against Tithes 67 There is no hetrogeny or disparitie in the matter.
2. concrete. A heterogeneous assemblage.
ΘΚΠ
the world > relative properties > relationship > variety > [noun] > a variety or varied assemblage
variety1553
heterogeny1838
ark-full1851
montage1934
smorgasbord1948
masala1970
1838 N. Hawthorne Amer. Note-bks. (1883) 158 Sometimes he would put up a heterogeny of articles in a lot..and knock them all down, perhaps for ninepence.
1921 S.P.E. Tract (Soc. for Pure Eng.) No. V. 10 We find a heterogeny of words in use.
1927 Sunday Express 29 May 5/1 Every conceivable kind of article which forms the heterogeny of the shops patronised by women.
II. Technical senses relating to generation.
3. Biology.
a. Production of living beings from substances organic or inorganic without germs or ovules; spontaneous generation.
ΘΚΠ
the world > life > biology > biological processes > procreation or reproduction > types of reproduction > [noun] > spontaneous
spontaneous generation1656
equivocal generation1658
heterogeny1863
autogeny1867
abiogenesis1870
autogony1870
archebiosis1872
abiogeny1874
archigony1876
plasmogeny1876
plasmogony1904
biopoesis1953
1863 Darwin in Life & Lett. (1887) III. 20 I have written a letter..to say, under the cloak of attacking Heterogeny, a word in my own defence.
1873 Proc. Amer. Philos. Soc. 1871–2 12 313 No better case has ever been made out for heterogeny than by Charlton Bastian.
1886 New Sydenham Soc. Lexicon Heterogeny,..also the production of a living being from the substance of a living being of some other kind; as in the supposed development of maggots from the substance of putrefying flesh.
b. Alternation of generations, esp. of a sexual and a parthenogenetic generation. Cf. heterogenesis n. 3c.
ΘΚΠ
the world > life > biology > biological processes > procreation or reproduction > types of reproduction > [noun] > alternate generation
alternate generation1841
alternation of generations1845
metagenesis1849
heterogenesis1863
heterogamy1884
heterogeny1886
heterogony1906
1886 W. E. Hoyle tr. R. Leuckart Parasites of Man 25 The theory of the heterogeny of Entozoa.
1886 W. E. Hoyle tr. R. Leuckart Parasites of Man 96 I have for some time been accustomed to call such an alternate succession of dimorphous sexual generations by the name ‘Heterogeny’.
1889 E. B. Poulton et al. tr. A. Weismann Ess. Heredity 325 In the Daphnidae, heterogeny may pass into pure parthenogenesis by the non-appearance of the sexual generations.
1931 D. B. Blacklock & T. Southwell Guide Human Parasitol. xii. 105 Where one egg produces more than one adult, asexual multiplication has obviously followed the sexual multiplication, i.e. alternation of generations, or heterogeny, exists.
1946 B. Dawes Trematoda xiv. 501 Heterogeny, namely, the alternation of a parthenogenetic with a sexual generation.
This entry has not yet been fully updated (first published 1898; most recently modified version published online March 2019).
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