| 单词 | involucre |
| 释义 | Word Frequency involucre(ˈɪnvəˌluːkə) or involucrum (ˌɪnvəˈluːkrəm) nounWord forms: plural -cres or -cra (-krə) a ring of bracts at the base of an inflorescence in such plants as the composites Derived forms involucral (ˌinvoˈlucral) adjective involucrate (ˌinvoˈlucrate) adjective Word origin C16 (in the sense: envelope): from New Latin involucrum, from Latin: wrapper, from involvere to wrap; see involve |
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