from The American Heritage® Dictionary of the English Language, 4th Edition

  • adj. Identical in all directions; invariant with respect to direction.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • adj. Having properties that are identical in all directions; exhibiting isotropy.

from the GNU version of the Collaborative International Dictionary of English

  • adj. Having the same properties in all directions; specifically, equally elastic in all directions.

from The Century Dictionary and Cyclopedia

  • Having the same properties in all directions: said of a medium with respect to elasticity, conduction of heat or electricity, or radiation of heat and light.
  • Having equal, common, or non-specific developmental capacity.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • adj. invariant with respect to direction


From iso- + Ancient Greek τρὁπος ("turn, way, manner, disposition") + -ic. Compare Ancient Greek ἰσὁτροπος of like character (Wiktionary)



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