tonicity

[toh-nis-i-tee]

noun

1. tonic quality or condition.

2. the state of bodily tone.

3. Physiology.,  the normal elastic tension of living muscles, arteries, etc., by which the tone of the system is maintained.

tonicity

/ təʊˈnɪsɪtɪ /

noun

1. the state, condition, or quality of being tonic

2. physiol another name for tonus

Word History and Origins

Origin of tonicity¹

First recorded in 1815–25; tonic + -ity

Example Sentences

His sexual organs had completely regained their tonicity and without doubt, their virility.

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But if stimulation of the brain does not paralyze, it must increase the tonicity of the vaso-motor centre, and hence the force and regularity of the circulation.

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To this normal state of oppositional contraction the name "muscular tonicity" is given.

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When the brain is weary, when it begins to lose its elasticity and freshness, there will be the same lack of tonicity and strength in the brain product.

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A certain tonicity of the muscles has indeed often been observed in homosexual women.

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Related Words

• energy 
• fitness 
• strength 
• well-being