| 单词 | trimorphism |
| 释义 | > as lemmastriˈmorphism triˈmorphism n. trimorphic condition, occurrence in three different forms (of a plant, animal, or crystalline substance). ΘΚΠ the world > animals > [noun] > occurrence in three different forms trimorphism1860 the world > plants > variety or species > [noun] > occurrence in different forms trimorphism1860 1860 J. E. Worcester Dict. Eng. Lang. Trimorphism, the property of crystallizing in three different forms. Dana. 1862 C. Darwin in Life & Lett. (1887) III. 301 If I can only prove..it [Lythrum] is a grand case of trimorphism, with three different pollens and three stigmas. 1866 C. Darwin Origin of Species (ed. 4) ii. 50 There are, however, other cases, namely of dimorphism and trimorphism,..which certain animals of either sex, and certain hermaphrodite plants, habitually present. Thus..the females of certain species of butterflies..appear under two or even three conspicuously distinct forms. < as lemmas |
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