Also found in: Medical.
Related to anisodactyl: zygodactyl
adj. also an·i·so·dac·ty·lous (-tə-ləs)
Having three toes projecting forward and one projecting backward, as in the passerine birds.
An anisodactyl bird, such as a warbler.
an·i′so·dac′ty·ly (-tə-lē) n.
(Zoology) (of the feet of passerine birds) having the first toe directed backwards and the other three toes directed forwards
(Zoology) a bird having this type of feet