縫ほう合ごう糸しほうごうしMeanings1nounsuture thread; surgical suturemedicineMedical term for the thread used to close wounds or surgical incisions.手しゅ術じゅつ後ご、医い師しは縫ほう合ごう糸しで傷きず口ぐちを閉とじた。After the operation, the doctor closed the wound with suture thread.