单词 | plumule |
释义 | plumule (once / 79325 pages) n WORD FAMILY plumule: plumules USAGE EXAMPLESA single piece of down is called a “plumule,” basically a multidirectional puff. Salon(Dec 15, 2013) Radicle hardly any; cotyledons thick and fleshy, enclosing a well-developed plumule.—Flowers axillary, solitary. Gray, Asa, The Manual of the Botany of the Nor...(2012) The sprout at the end of a seed when it begins to germinate; the plumule in germination; Ð so called from its spiral form. Webster, Noah, Webster's Unabridged Dictionary(2012) n down feather of young birds; persists in some adult birds Hyper down, down feather soft fine feathers |
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