'Sarcolemma' definitions:

Definition of 'sarcolemma'

(from WordNet)
noun
An extensible membrane enclosing the contractile substance of a muscle fiber

Definition of 'Sarcolemma'

From: GCIDE
  • Sarcolemma \Sar`co*lem"ma\, n. [NL., from Gr. sa`rx, sa`rkos, flesh + ? rind, skin.] (Anat.) The very thin transparent and apparently homogeneous sheath which incloses a striated muscular fiber; the myolemma. [1913 Webster]