单词 | etiolate |
释义 | Word Frequency etiolate(ˈiːtɪəʊˌleɪt) verb 1. botany to whiten (a green plant) through lack of sunlight 2. to become or cause to become pale and weak, as from malnutrition Derived forms etiolation (ˌetioˈlation) noun Word origin C18: from French étioler to make pale, probably from Old French estuble straw, from Latin stipula |
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