neurotmesis
/ˌnjʊərɒtˈmiːsɪs/ /ˌnjʊərə(ʊ)təˈmiːsɪs/Neurol.
noun
Injury to a nerve in which it or a proportion of its fascicles is completely transected.
Origin
1940s; earliest use found in The British Medical Journal. From neuro- + ancient Greek τμῆσις cutting.