etiolate (v.)youdaoicibaDictYouDict[etiolate 词源字典]
"turn (a plant) white by growing it in darkness," 1791, from French étiolé, past participle of étioler "to blanch" (17c.), perhaps literally "to become like straw," from Norman dialect étule "a stalk," Old French esteule "straw, field of stubble," from Latin stipula "straw" (see stipule). Related: Etiolated.[etiolate etymology, etiolate origin, 英语词源]