n. the state of being different, especially with respect to direction or orientation, lack of symmetry of form, or lack of uniformity of responses in different parts of something. Anisotropy in vision can refer to differences between the right and left eyes (e.g., anisometropia). Also called anisotropia. Compare isotropy. —anisotropicadj.
n. a set of study methods developed on the basis of research in cognitive psychology. The set represents six steps required for acquiring information: preview, question, read, reflect, recite, and review.