Definition of muscle column in US English:

muscle column

noun

Histology
rare
  • A bundle of myofibrils in the cytoplasm of a muscle cell.

Origin

Late 19th century; earliest use found in Quain's Elements of Anatomy. From muscle + column, after German Muskelsäulchen.

Pronunciation

muscle column

/ˈmʌsl ˌkɒləm/