Silene \Si*le"ne\, n. [NL., fr. L. Silenus, the attendant of Bacchus.] (Bot.) A genus of caryophyllaceous plants, usually covered with a viscid secretion by which insects are caught; catchfly. {Bon Sil[`e]ne}. See {Sil[`e]ne}, in the Vocabulary. Bon Silene \Bon" Si`l[`e]ne"\ [F.] (Bot.) A very fragrant tea rose with petals of various shades of pink.