Definition of myotube in English:

myotube

Pronunciation /ˈmʌɪə(ʊ)tjuːb/ /ˈmʌɪə(ʊ)tʃuːb/

noun

Physiology
  • A cylindrical syncytial cell that develops from myoblasts during the formation of a muscle fibre.

Origin

1930s. From Spanish myotubo from myo- + tubo.