myofibrillar
/ˌmʌɪə(ʊ)fɪˈbrɪlə/ /ˌmʌɪə(ʊ)fʌɪˈbrɪlə/Histology and Physiology
adjective
Of or relating to myofibrils.
Origin
1920s; earliest use found in Quarterly Review of Biology. From myo- + fibrillar, after myofibril. Compare French myofibrillaire.