carpal bones, the eight bones of the wrist, which are arranged in two rows, a proximal and a distal row, each consisting of four bones. The proximal row consists of the scaphoid (navicular), the lunate, the triquetrum, and the pisiform bones. The distal row consists of the trapezium (greater multiangular), the trapezoid (lesser multiangular), the capitate, and the hamate bones. Also called wrist.
