Bifarious \Bi*fa"ri*ous\, a. [L. bifarius; bis twice + fari to speak. Cf. Gr. ? twofold; ? twice + ? to say.] 1. Twofold; arranged in two rows. [1913 Webster] 2. (Bot.) Pointing two ways, as leaves that grow only on opposite sides of a branch; in two vertical rows. [1913 Webster]