mas·ti·ca·to·ry /ˈmæstɪkəˌtori, ˌtɔr-/ (a.)咀嚼的,用來咀嚼的咀嚼物
Mas·ti·ca·to·ry a. Chewing; adapted to perform the office of chewing food.
Mas·ti·ca·to·ry, n.; pl. -ries Med. A substance to be chewed to increase the saliva. ◄ ►