(of fish) having unequal tail-fin lobes
anisochromatic anisochromatic an·i·so·chro·mat·ic (ān-ī’sō-krō-māt’ĭk) adj. Not uniformly of one color.
inequality in the size of the pupils. anisocoria an·i·so·co·ri·a (ān-ī’sō-kôr’ē-ə) n. Unequal size of the pupils.
anisocytosis anisocytosis an·i·so·cy·to·sis (ān-ī’sō-sī-tō’sĭs) n. Considerable variation in the size of cells that are normally uniform, especially such a variation in red blood cells.
Zoology. having the toes unlike, or unequal in number. Ornithology. having three toes directed forward and one backward. adjective (of the feet of passerine birds) having the first toe directed backwards and the other three toes directed forwards noun a bird having this type of feet