Definitions for valvateˈvæl veɪt
Random House Webster's College Dictionary
furnished with or functioning by a valve or valves.
serving as or resembling a valve.
Bot. opening by valves, as certain capsules and anthers. meeting without overlapping, as the parts of certain buds. composed of or characterized by such parts.
Origin of valvate:
1820–30; < NL, L
Having valves (that open and close)
resembling, or serving as, a valve; consisting of, or opening by, a valve or valves; valvular
meeting at the edges without overlapping; -- said of the sepals or the petals of flowers in aestivation, and of leaves in vernation
opening as if by doors or valves, as most kinds of capsules and some anthers