sphere

noun

• 1a round solid figure, or its surface, with every point on its surface equidistant from its centre.
• a spherical object; a ball or globe: the markers on the route included two conspicuous black spheres
• a globe representing the earth: the room was littered with books, maps, and spheres
• chiefly literary a celestial body: he sometimes took out his telescope to make sure the spheres were still revolving in good order
• literary the sky perceived as a vault upon or in which celestial bodies are represented as lying.
• each of a series of revolving concentrically arranged spherical shells in which celestial bodies were formerly thought to be set in a fixed relationship.

• 2an area of activity, interest, or expertise; a section of society or an aspect of life distinguished and unified by a particular characteristic:political reforms to match those in the economic sphere

verb

• enclose in or as if in a sphere: mourners, sphered by their dark garb
• form into a rounded or perfect whole: you, hitherto, have still had goodness sphered within your eyes