/ Dictionary / Index I isotropic: Meaning and Definition of Find definitions for: i•so•trop•ic Pronunciation: (ī"su-trop'ik, -trō'pik), [key] — adj. of equal physical properties along all axes. Cf. anisotropic (def. 1). lacking axes that are predetermined, as in some eggs. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: isotropic (Thesaurus) isotretinoin isotype Related Content Daily Word Quiz: penury Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language