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English Dictionary

isotonic  (ˌaɪsəʊˈtɒnɪk



  1. (physiology) (of two or more muscles) having equal tension
  2. (of a drink) designed to replace the fluid and salts lost from the body during strenuous exercise
  3. Also: isosmotic (of two solutions) having the same osmotic pressure, commonly having physiological osmotic pressure Compare hypertonic, hypotonic
  4. (music) of, relating to, or characterized by the equal intervals of the well-tempered scale   ⇒ isotonic tuning

Derived Forms

isotonicity  (ˌaɪsəʊtəʊˈnɪsɪtɪ   noun


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