air passage provided by a retractable device containing intake and exhaust pipes; permits a submarine to stay submerged for extended periods of time
breathing device consisting of a bent tube fitting into a swimmer's mouth and extending above the surface; allows swimmer to breathe while face down in the water
a woman's dress, usually with a close-fitting bodice and a long flared skirt, often worn on formal occasions
outerwear consisting of a long flowing garment used for official or ceremonial occasions
protective garment worn by surgeons during operations
the members of a university as distinguished from the other residents of the town in which the university is located; "the relations between town and gown are always sensitive"