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单词 didynamia
释义

Didynamian.

/dɪdɪˈneɪmɪə/
Etymology: modern Latin (Linnæus, 1735) < Greek δι- di- comb. form twice, two + δύναμις power, strength; fancifully referring to the superior length of two of the stamens.
Botany.
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The fourteenth class in the Linnæan Sexual System of plants, containing those with four stamens in pairs of unequal length, and comprehending the families Labiatæ, Scrophulariaceæ, and other smaller groups.

Derivatives

ˈdidynam n. a plant of this class.
ΚΠ
1753 Chambers's Cycl. Suppl. Didynamia..of this class of plants are thyme, lavender, basil, etc.
1785 T. Martyn tr. J.-J. Rousseau Lett. Elements Bot. ix. 96 The fourteenth class, the name of which is Didynamia, signifying that two of the stamens are stronger than the others.
1828 N. Webster Amer. Dict. Eng. Lang. Didynam..Didynamian.
didyˈnamian adj. = didynamic adj.
ΚΠ
1828 [see didynam n.].
didyˈnamic adj. of or pertaining to the class Didynamia; didynamous.
ΚΠ
1882 Ogilvie's Imperial Dict. (new ed.) Didynamic.
This entry has not yet been fully updated (first published 1895; most recently modified version published online September 2020).
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n.1753
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更新时间:2024/11/13 13:22:19