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Tonicity vs Osmolality - What's the difference?

tonicity | osmolality |

As nouns the difference between tonicity and osmolality

is that tonicity is (medicine) the normal presence of tone or tension in a muscle or organ; tonus while osmolality is (chemistry) the molality of an ideal solution that would exert the same osmotic pressure as the solution being considered.

tonicity

English

Noun

(wikipedia tonicity) (tonicities)
  • (medicine) The normal presence of tone or tension in a muscle or organ; tonus
  • (sciences) The ability of a solution to exert an osmotic pressure upon a membrane

    • Related terms

    *hypertonic *hypotonic *isotonic

    osmolality

    English

    Noun

    (osmolalities)
  • (chemistry) The molality of an ideal solution that would exert the same osmotic pressure as the solution being considered

    • See also

    * osmolarity