Definition of myoplasm in English:

myoplasm

noun

Biology
  • 1In an ascidian egg: a portion of the cytoplasm, deep yellow in colour, that is selectively distributed to muscle-forming cells during embryonic development.

  • 2Originally: the cytoplasm of a muscle cell; = "sarcoplasm". Later also: specifically the interfibrillary portion of the cytoplasm of a muscle fibre.

Origin

Early 20th century. From myo- + -plasm.

Pronunciation

myoplasm

/ˈmʌɪə(ʊ)plaz(ə)m/