the world > plants > part of plant > reproductive part(s) > seed > seed-vessel or pericarp > [adjective] > having or between divisions or sections (9)
Botany. (A seed vessel) Having two valves.
With limiting terms. Botany, etc. Having (so many) valves.
Zoology and Botany. Having more than two valves. Of parts of plants. Cf. valve, n.1 4a. Obsolete.
having or consisting of one valve.
having or consisting of one valve.
= bivalve, adj. n.. in Botany.
= bivalve, adj.. in Botany.