A large monument in ancient Rome and its modern ruins.

(astronomy, historical) A former constellation located between the constellations of Horologium, Dorado, and Hydrus

(chiefly US and Canada) A room, rooftop, balcony, or terrace, used for its abundant sunlight (especially) when used as a medical treatment.

(chiefly UK) Synonym of tanning salon, a room or business used for its sunlamps or tanning beds.

An earthen structure constructed by certain ants for the purpose of brood incubation.

(archaic) Synonym of sundial.