noun
Lugol's iodine; Lugol's solution
Medical term for an iodine-potassium iodide solution used as a disinfectant, stain, or thyroid treatment.
ルゴール液は甲状腺の手術前に使われることがある。
Lugol's solution is sometimes used before thyroid surgery.
From French 'Lugol' (named after Jean Lugol) + 液 (liquid/solution).