|  | 
Definition of Involucre
1. Noun. A highly conspicuous bract or bract pair or ring of bracts at the base of an inflorescence. 
Generic synonyms: Bract
Definition of Involucre
1. n. A whorl or set of bracts around a flower, umbel, or head.
Definition of Involucre
1. [n -S]
Medical Definition of Involucre
1. 



