Definitions

1. 1.sphere (three-dimensional shape consisting of all points equidistant from a center)
2. 2.sphere (region in which something or someone is active; one's province, domain)
3. 3.sphere (group of people distinguished on the basis of origin, education, social or material status, interests, etc.)
4. 4.sphere (apparent outer limit of space; an abstract sphere of infinite radius which serves as the imaginary backdrop for celestial objects, and of which the visible sky is one hemisphere)
5. 5.sphere (area characterized by certain climatic or natural features)

Forms