Definition of osmolality in English:

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Pronunciation: /ˌɒzmə(ʊ)ˈlalɪti/


The concentration of a solution expressed as the total number of solute particles per kilogram.
Example sentences
  • They are also regulatory organs, controlling the volume and the composition of the body fluids and maintaining the correct osmolality, ion concentrations, and acid - base status of the body.
  • The osmolality of all prepared solutions was measured with an osmometer.
  • The important factors in the production of phlebitis by amino acid solutions were osmolality and the amount of potassium infused per day.


1950s: blend of osmotic (see osmosis) and molal, + -ity.

For editors and proofreaders

Line breaks: osmo|lal¦ity

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