immarginate,a.Entom. and Bot.|ɪˈmɑːdʒɪnət, ɪmm-| [f. im-2 + marginate.] Having no distinct or separate margin. 1826in Kirby & Sp.Entomol IV. 327. 1880 Gray Struct.Bot. (ed. 6) 416/1 Immarginate, not margined or bordered.1881Spruce in Jrnl.Bot. X. No. 217. 15 Papillose, immarginate, sharp-pointed leaves.