Biology. Each of the several periods in the development and growth of animals and plants, frequently with qualifying word prefixed.
单词 | θ18608 |
释义 | the world > life > biology > biological processes > development, growth, or degeneration > [noun] > growth > stage of growth (4) stage1882 Biology. Each of the several periods in the development and growth of animals and plants, frequently with qualifying word prefixed. rhagon1887 Originally: a hypothetical stage in the development of sponges, having a simple pyramidal form with an apical osculum and rounded flagellated… sensitive period1905 (a) Biology a period of life, esp. embryonic or fetal life, during which development may be altered irrevocably, typically by the presence or… scotophase1939 Botany. A stage in the development of a cereal crop (esp. wheat) where short day length is necessary. Now rare. |
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