Adjective

(en adjective)

(physics) Having properties that differ according to the direction of measurement; exhibiting anisotropy.

The crystal has an anisotropic structure, as it is stronger along its length than laterally.

Adjective

(-)

(mathematics) Lacking isotopy

an anisotopic distribution

(chemistry, of an element) Having only one isotope

* {{quote-book, 1973, Ronald C. Denney, A Dictionary of Spectroscopy citation

, passage=Fluorine is a typical anisotopic element and mass spectra of molecules containing fluorine atoms are more simple than are those of corresponding chlorine and bromine compounds.}}