noun
sural nerve; short saphenous nerve
Anatomical term for the nerve running along the calf. Used in medical contexts.
腓腹神経はふくらはぎの感覚を支配している。
The sural nerve controls sensation in the calf.
From 腓腹 (calf) + 神経 (nerve). The exact historical derivation is uncertain; the spelling is conventionally associated with the anatomical meaning.