- See congreve and cf. rocket.
- a robust as a type of rocket for use in war, devised by Sir William Congreve. It may possibly be made use of either in the industry and for bombardment; in previous situation, it is equipped with shells or case-shot; within the latter, with a combustible product inclosed in a metallic instance, that is inextinguishable when kindled, and scatters its fire on every side.
- See rocket.