dimorphicadj.

Brit.

/dʌɪˈmɔːfɪk/, U.S.

/daɪˈmɔrfɪk/

Etymology: modern < Greek δίμορϕος of two forms ( < δι-, δίς twice + μορϕή form) + -ic suffix.

Existing or occurring in two distinct forms; exhibiting dimorphism.

a. Botany. Occurring in two distinct forms in the same plant or species, as the submerged and floating leaves in water-plants, disk and ray florets in Compositæ, and (spec.) flowers or plants having stamens and pistils of different relative lengths.

ΘΚΠ

the world > plants > part of plant > reproductive part(s) > flower or part containing reproductive organs > [adjective] > having or relating to parts > of or having stamens or pistils > characterized by relative length

homomorphous1854

thrum-eyed1861

trimorphic1866

dimorphic1870

homomorphic1873

heteromorphic1874

heterostyled1876

heterogone1877

heterogonous1877

homogone1877

homogonous1877

homostyled1877

homostylic1883

homostylous1886

heterostylous1887

1870 J. D. Hooker Student's Flora Brit. Islands 299 Primula..Flowers usually dimorphic, having long styles with anthers deep in the tube or the reverse.

1870 J. D. Hooker Student's Flora Brit. Islands 319 Atriplex patula..sub-sp. hastata..seeds dimorphic, larger brown rough, smaller black smooth.

b. Zoology. Of individuals of the same species (or of the same colony of polyps): Occurring in two forms differing in structure, size, markings, etc., according to sex, season, or function.

ΚΠ

1866 C. Darwin Origin of Species (ed. 4) ii. 51 The two forms of an allied dimorphic species.

1878 F. J. Bell & E. R. Lankester tr. C. Gegenbaur Elements Compar. Anat. 123 When the persons of a colony are dimorphic, those which are the more developed are..functionally sexual, while the others are sterile.

1888 G. Rolleston & W. H. Jackson Forms Animal Life (ed. 2) 238 The Medusa and Hydroid polype are dimorphic forms..The worker bee is a dimorphic female.

c. Chemistry and Mineralogy. Occurring in two distinct crystalline forms not derivable from one another.

ΚΠ

c1865 J. Wylde Circle of Sci. I. 311/2 Some bodies have two different forms, or are dimorphic, under different circumstances.

This entry has not yet been fully updated (first published 1896; most recently modified version published online March 2022).

单词	dimorphic
释义	dimorphicadj. Brit. /dʌɪˈmɔːfɪk/, U.S. /daɪˈmɔrfɪk/ Etymology: modern < Greek δίμορϕος of two forms ( < δι-, δίς twice + μορϕή form) + -ic suffix. Existing or occurring in two distinct forms; exhibiting dimorphism. a. Botany. Occurring in two distinct forms in the same plant or species, as the submerged and floating leaves in water-plants, disk and ray florets in Compositæ, and (spec.) flowers or plants having stamens and pistils of different relative lengths. ΘΚΠ the world > plants > part of plant > reproductive part(s) > flower or part containing reproductive organs > [adjective] > having or relating to parts > of or having stamens or pistils > characterized by relative length homomorphous1854 thrum-eyed1861 trimorphic1866 dimorphic1870 homomorphic1873 heteromorphic1874 heterostyled1876 heterogone1877 heterogonous1877 homogone1877 homogonous1877 homostyled1877 homostylic1883 homostylous1886 heterostylous1887 1870 J. D. Hooker Student's Flora Brit. Islands 299 Primula..Flowers usually dimorphic, having long styles with anthers deep in the tube or the reverse. 1870 J. D. Hooker Student's Flora Brit. Islands 319 Atriplex patula..sub-sp. hastata..seeds dimorphic, larger brown rough, smaller black smooth. b. Zoology. Of individuals of the same species (or of the same colony of polyps): Occurring in two forms differing in structure, size, markings, etc., according to sex, season, or function. ΚΠ 1866 C. Darwin Origin of Species (ed. 4) ii. 51 The two forms of an allied dimorphic species. 1878 F. J. Bell & E. R. Lankester tr. C. Gegenbaur Elements Compar. Anat. 123 When the persons of a colony are dimorphic, those which are the more developed are..functionally sexual, while the others are sterile. 1888 G. Rolleston & W. H. Jackson Forms Animal Life (ed. 2) 238 The Medusa and Hydroid polype are dimorphic forms..The worker bee is a dimorphic female. c. Chemistry and Mineralogy. Occurring in two distinct crystalline forms not derivable from one another. ΚΠ c1865 J. Wylde Circle of Sci. I. 311/2 Some bodies have two different forms, or are dimorphic, under different circumstances. This entry has not yet been fully updated (first published 1896; most recently modified version published online March 2022). < adj.c1865
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