Cell Component
sarcomere Audio
sar·co·mere [ sahr-kuh-meer ]
Subclass of:
Organelles; Myofibrils
Definitions related to sarcomeres:
  • Contractile unit of myofibrils; sarcomeres are repeating units, delimited by the Z bands along the length of the myofibril.
    CRISP Thesaurus
    National Institutes of Health, 2006
  • The basic unit of contractility in a muscle fiber.
    NCI Thesaurus
    U.S. National Cancer Institute, 2021
  • The repeating unit of a myofibril in a muscle cell, composed of an array of overlapping thick and thin filaments between two adjacent Z discs.
    Gene Ontology Dictionary
    Gene Ontology Consortium, 2021
  • The repeating contractile units of the MYOFIBRIL, delimited by Z bands along its length.
    NLM Medical Subject Headings
    U.S. National Library of Medicine, 2021
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This content should not be used in place of medically-reviewed decision support reference material or professional medical advice. Some terms may have alternate or updated definitions not reflected in this set. The definitions on this page should not be considered complete or up to date.