Sēm'i-dōub'le1, n.
(-dūb'l), n. [Prefix semi and double.] (Rom. Cath. Church.) An office or feast celebrated with less solemnity than the double ones, but with more than the single ones. Bailey.
2 entries under this word
Semidouble
Sēm'i-dou'ble2, a.
a. (Bot.) Having the outermost stamens converted into petals, while the inner ones remain perfect; — said of a flower.