‖ perimysium Anat.
(pɛrɪˈmɪsɪəm)
[irreg. f. Gr. περί around + µῦς muscle (stem µῡ-): cf. pericarpium, etc.]
The sheath of connective tissue enveloping a muscle. Hence periˈmysial a., pertaining to the perimysium.
| 1842 Dunglison Med. Lex., Perimysium, Fascia. 1877 Rosenthal Muscles & Nerves 198 Their covering of muscle⁓sheath (perimysium). 1899 Allbutt's Syst. Med. VII. 215 The perimysium undergoes changes. |