‖n. [ Turk. daire circuit, department, fr. Ar. daïrah circle. ] Any of several valuable estates of the Egyptian khedive or his family. The most important are the Da"i*ra Sa"ni*eh or Da"i*ra Sa"ni*yeh, and the Da"i*ra Khas"sa, administered by the khedive's European bondholders, and known collectively as the Daira, or the Daira estates. [ Webster 1913 Suppl. ]