裂れっ罅か

noun

fissure; crack; cleft

Rare technical term for a narrow opening or split, used especially in medical (e.g., anal fissure) or geological contexts. In everyday language, ひび or 割れ目 are more common.

• 医い師しは裂れっ罅かの治ち療りょうについて説せつ明めいした。