closed book; closed chain; closed circuit; closed corporation; closed couplet; closed curve; closed fracture; closed gentian; closed in; closed interval; closed loop; closed primary; closed session; closed shop; closed universe; closed-angle glaucoma; closed-captioned; closed-chain; closed-circuit; closed-circuit television; closed-class word; closed-door; closed-end fund; closed-end investment company; closed-heart surgery; closed-loop system; closed-minded; closed-ring;