involucre[in′vō lo̵̅o̅′kər, -və-]
- Anat. a membranous covering or envelope
- Bot. a ring of small leaves, or bracts, at the base of a flower, flower cluster, or fruit: involucres are found in all plants of the composite family
Origin: Fr < L involucrum, wrapper, case, envelope < involvere: see involve
- involucral adjective
Used by arrangement with John Wiley & Sons, Inc.
Origin: French, from Latin involūcrum, wrapper, envelope; see involucrum .
- inˌvo·luˈcral , inˌvo·luˈcrate adjective
involucre - Science Definition
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