
Definition of Sphere
1. Noun. A particular environment or walk of life. "He's out of my orbit"
Generic synonyms: Environment
Specialized synonyms: Distaff, Front, Kingdom, Land, Realm, Lap, Political Arena, Political Sphere, Preserve, Province, Responsibility
2. Noun. Any spherically shaped artifact.
Specialized synonyms: Globe
Derivative terms: Spheric, Spherical, Spherical
3. Noun. The geographical area in which one nation is very influential.
Generic synonyms: Geographic Area, Geographic Region, Geographical Area, Geographical Region
4. Noun. A particular aspect of life or activity. "He was helpless in an important sector of his life"
5. Noun. A solid figure bounded by a spherical surface (including the space it encloses).
Specialized synonyms: Conglobation, Conglomeration, Ball, Globe, Orb, Bead, Drop, Pearl
Derivative terms: Spheric
6. Noun. A threedimensional closed surface such that every point on the surface is equidistant from the center.
7. Noun. The apparent surface of the imaginary sphere on which celestial bodies appear to be projected.
Terms within: Apex, Apex Of The Sun's Way, Solar Apex, Celestial Point, Nadir, Zenith, Zodiac
Generic synonyms: Surface
Derivative terms: Empyreal, Firmamental
Definition of Sphere
1. n. A body or space contained under a single surface, which in every part is equally distant from a point within called its center.
2. v. t. To place in a sphere, or among the spheres; to insphere.
Definition of Sphere
1. Noun. (mathematics) A regular threedimensional object in which every crosssection is a circle; the figure described by the revolution of a circle about its diameter (defdate from 14th c.). ¹
2. Noun. A spherical physical object; a globe or ball. (defdate from 14th c.) ¹
3. Noun. (context: astronomy now rare) The apparent outer limit of space; the edge of the heavens, imagined as a hollow globe within which celestial bodies appear to be embedded. (defdate from 14th c.) ¹
4. Noun. (historical astronomy mythology) Any of the concentric hollow transparent globes formerly believed to rotate around the Earth, and which carried the heavenly bodies; there were originally believed to be eight, and later nine and ten; friction between them was thought to cause a harmonious sound (the ''music of the spheres''). (defdate from 14th c.) ¹
5. Noun. (mythology) An area of activity for a planet; or by extension, an area of influence for a god, hero etc. (defdate from 14th c.) ¹
6. Noun. (figuratively) The region in which something or someone is active; one's province, domain. (defdate from 17th c.) ¹
7. Noun. (geometry) The set of all points in threedimensional Euclidean space (or (n)dimensional space, in topology) that are a fixed distance from a fixed point (defdate from 20th c.). ¹
¹ Source: wiktionary.com
Definition of Sphere
1. to form into a sphere (a type of geometric solid) [v SPHERED, SPHERING, SPHERES]
Medical Definition of Sphere
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Sphere Pictures
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Lexicographical Neighbors of Sphere
Literary usage of Sphere
Below you will find example usage of this term as found in modern and/or classical literature:
1. A Treatise on Electricity and Magnetism by James Clerk Maxwell (1873)
"Now let us consider the sphere as divided into two parts, one of which, the
spherical segment on which we have determined the electric distribution, ..."
2. A Treatise on Electricity and Magnetism by James Clerk Maxwell (1904)
"Now let us consider the sphere as divided into two parts, one of which, the
spherical segment on which we have determined the electric distribution, ..."
3. Projective Geometry by Oswald Veblen, John Wesley Young (1918)
"The sphere and other quadrics. DEFINITION. A sphere is the set of all points [P]
... In case the line OP0 is minimal, the sphere is said to be degenerate; ..."
4. The Thirteen Books of Euclid's Elements by Euclid, Johan Ludvig Heiberg (1908)
"Similarly we can prove that neither has the sphere DEF to a less sphere than the
sphere ABC the ratio triplicate of that which EF has to BC. ..."
5. A History of Greek Mathematics by Thomas Little Heath (1921)
"of the sphere, Pappus quotes Archimedes, On the sphere and Cylinder, but thinks
proper to add a series of propositions (chaps. 2043, pp. ..."
6. Critique of Pure Reason by Immanuel Kant, John Miller Dow Meiklejohn (1899)
"Section I.—The Discipline of Pure Reason in the sphere of Dogmatism The science
of Mathematics presents the most brilliant example of the extension of the ..."