定说

定说	dìng shuō	to assert categorically / generally accepted view
定	dìng	to fix; to set; to make definite / to subscribe to (a newspaper etc); to book (tickets etc); to order (goods etc) / to congeal; to coagulate / (literary) definitely
说	shuì	to persuade
说	shuō	to speak; to talk; to say / to explain; to comment / to scold; to tell off / (bound form) theory; doctrine
说	shuō	variant of 说