Source : Webster's Revised Unabridged Dictionary (1913)

Lobate \Lo"bate\, Lobated \Lo"ba*ted\, a. [See {Lobe}.]
   1. (Bot.) Consisting of, or having, lobes; lobed; as, a
      lobate leaf.

   2. (Zo["o]l.)
      (a) Having lobes; -- said of the tails of certain fishes
          having the integument continued to the bases of the
          fin rays.
      (b) Furnished with membranous flaps, as the toes of a
          coot. See Illust. (m) under {Aves}.

Source : WordNet®

lobate
     adj 1: having or resembling a lobe or lobes; "a lobate tongue"
            [syn: {lobated}]
     2: having deeply indented margins but with lobes not entirely
        separate from each other [syn: {lobed}]