noun: ancient hawk-headed Egyptian sun god; a universal creator
noun: (astronomy) the angular distance eastward along the celestial equator from the vernal equinox to the intersection of the hour circle that passes through the body; expressed in hours and minutes and second; used with declination to specify positions on the celestial sphere
noun: an intensely radioactive metallic element that occurs in minute amounts in uranium ores
name: A surname (very rare: popularity rank in the U.S.: #28459)