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Noun: medullated nerve fibre
Usage: Brit, Cdn (US: medullated nerve fiber)
  1. A nerve fibre encased in a sheath of myelin
    "medullated nerve fibres conduct impulses more rapidly than unmyelinated fibers";
    - medullated nerve fiber [US], myelinated nerve fiber [US], myelinated nerve fibre [Brit, Cdn]

Derived forms: medullated nerve fibres

Type of: nerve fiber [US], nerve fibre [Brit, Cdn]