a. [ Pref. bi- + geminate. ] (Bot.) Having a forked petiole, and a pair of leaflets at the end of each division; biconjugate; twice paired; -- said of a decompound leaf. [ 1913 Webster ]
a. [ L. geminatus, p. p. of genimare to double. See Gemini. ] (Bot.) In pairs or twains; two together; binate; twin;
v. t. To double. [ R. ] B. Jonson. [ 1913 Webster ]