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Sphere – What does the word sphere mean?
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Sphere – The place or environment within which a person or thing exists; a field of activity or operation: to be out of one’s p
rofessional sphere.
rofessional sphere.Geometry.
- a solid geometric figure generated by the revolution of a semicircle about its diameter; a round body whose surface is at all points equidistant from the center. Equation: x 2+ y 2+ z 2= r 2.
- the surface of such a figure; a spherical surface.
2.
any rounded body approximately of this form; a globular mass, shell,etc.
Astronomy.
- a planet or star; heavenly body.
- Celestial sphere
- any of the transparent, concentric, spherical shells, or layers, in which, according to ancient belief, the planets, stars, and other heavenly bodies were set.
A particular social world, stratum of society, or walk of life:
His social sphere is small.
6.
a field of something specified:
a sphere of knowledge.
7.
to enclose in or as if in a sphere.
8.
to form into a sphere.
9.
to place among the heavenly spheres.