isotonic contraction

noun

When a muscle generates force and changes length, with constant tension, as it moves a load, like lifting weights; it has two types: concentric (muscle shortens, e.g., lifting a bicep curl) and eccentric (muscle lengthens under load, e.g., lowering the weight).

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Meanings

nounisotonic contraction (plural isotonic contractions)

plural isotonic contractions

  1. anatomyWhen a muscle generates force and changes length, with constant tension, as it moves a load, like lifting weights; it has two types: concentric (muscle shortens, e.g., lifting a bicep curl) and eccentric (muscle lengthens under load, e.g., lowering the weight).
Cite this entry
APA

isotonic contraction. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/isotonic%20contraction

MLA

“isotonic contraction.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/isotonic%20contraction. Accessed November 4, 2026.

Chicago

WatkinsX Dictionary, s.v. “isotonic contraction,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/isotonic%20contraction.

Source: isotonic contraction on Wiktionary, CC BY-SA 4.0.