Convolvulus \Con*vol"vu*lus\, n.; pl. L.{Convolvuli}, E. {Convoluluses}. [L., bindweed, fr. convolvere to roll around. So named from its twining stems.] (Bot.) A large genus of plants having monopetalous flowers, including the common bindweed ({C. arwensis}), and formerly the morning-glory, but this is now transferred to the genus {Ipom[ae]a}. The luster of the long convolvuluses That coiled around the stately stems. --Tennyson.