Definition of tonicity in English:


Syllabification: to·nic·i·ty
Pronunciation: /tōˈnisitē


  • 1Muscle tone.
    More example sentences
    • There, Robert can treat himself to a personalised ‘gentlemen's programme ’, which offers a series of treatments to revive his tonicity, balance and energy.
  • 2 Linguistics The pattern of tones or stress in speech.
  • 3 Biology The state of a solution in respect of osmotic pressure: the tonicity of the fluid
    More example sentences
    • It is because the solution has the same tonicity as blood.
    • As the electrolytes shift out of the cells, fluid shifts into the cells so that the tonicity matches that of the extracellular space.
    • Antidiuretic hormone, which is secreted in response to stimuli such as changes in blood volume, tonicity, and blood pressure, is the primary regulator of body water.

More definitions of tonicity

Definition of tonicity in:

Get more from Oxford Dictionaries

Subscribe to remove adverts and access premium resources

Word of the day coloratura
Pronunciation: ˌkɒlərəˈtjʊərə
elaborate ornamentation of a vocal melody