aniso-

a. (Zool.) Characterized by unequal toes, three turned forward and one backward, as in most passerine birds. [ 1913 Webster ]

{ ‖ } n. pl. [ NL. anisodactyla, fr. Gr. 'a`nisos unequal ('an priv. + 'i`sos equal) + da`ktylos finger. ] (Zool.) (a) A group of herbivorous mammals characterized by having the hoofs in a single series around the foot, as the elephant, rhinoceros, etc. (b) A group of perching birds which are anisodactylous. [ 1913 Webster ]

n. 1. (biology) reproduction by the union or fusion of two differing gametes (especially differing in size). [ WordNet 1.5 ]

n. [ Anisic + -ol. ] (Chem.) Methyl phenyl ether, C6H5.O.CH3, got by distilling anisic acid or by the action of methide on potassium phenolate. [ Webster 1913 Suppl. ]

a. [ Gr. &unr_; unequal + &unr_; part. ] (Chem.) Not isomeric; not made of the same components in the same proportions. [ 1913 Webster ]

a. [ See Anisomeric. ] (Bot.) Having the number of floral organs unequal, as four petals and six stamens. [ 1913 Webster ]

a. [ Gr. 'an priv. + E. isometric. ] Not isometric; having unsymmetrical parts; -- said of crystals with three unequal axes. Dana. [ 1913 Webster ]

‖n. [ NL., fr. Gr. &unr_; + &unr_; measure + &unr_;, &unr_;, eye. ] Unequal refractive power in the two eyes. [ Webster 1913 Suppl. ]