定员

定员	dìng yuán	fixed complement (of crew, passengers etc)
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
员	yuán	(bound form) person engaged in a certain field of activity / (bound form) member / classifier for military generals