Definition of Sphere

1. Noun. A particular environment or walk of life. "He's out of my orbit"


2. Noun. Any spherically shaped artifact.
Generic synonyms: Artefact, Artifact
Specialized synonyms: Globe
Derivative terms: Spheric, Spherical, Spherical

3. Noun. The geographical area in which one nation is very influential.

4. Noun. A particular aspect of life or activity. "He was helpless in an important sector of his life"
Exact synonyms: Sector
Generic synonyms: Aspect, Facet
Specialized synonyms: Department

5. Noun. A solid figure bounded by a spherical surface (including the space it encloses).
Generic synonyms: Round Shape
Specialized synonyms: Conglobation, Conglomeration, Ball, Globe, Orb, Bead, Drop, Pearl
Derivative terms: Spheric

6. Noun. A three-dimensional closed surface such that every point on the surface is equidistant from the center.
Terms within: Sr, Steradian
Generic synonyms: Round Shape
Derivative terms: Spheric, Spherical

7. Noun. The apparent surface of the imaginary sphere on which celestial bodies appear to be projected.

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. to form into a sphere (a type of geometric solid) [v SPHERED, SPHERING, SPHERES]

Medical Definition of Sphere

1. 1. A body or space contained under a single surface, which in every part is equally distant from a point within called its center. 2. Hence, any globe or globular body, especially a celestial one, as the sun, a planet, or the earth. "Of celestial bodies, first the sun, A mighty sphere, he framed." (Milton) 3. The apparent surface of the heavens, which is assumed to be spherical and everywhere equally distant, in which the heavenly bodies appear to have their places, and on which the various astronomical circles, as of right ascension and declination, the equator, ecliptic, etc, are conceived to be drawn; an ideal geometrical sphere, with the astronomical and geographical circles in their proper positions on it. In ancient astronomy, one of the concentric and eccentric revolving spherical transparent shells in which the stars, sun, planets, and moon were supposed to be set, and by which they were carried, in such a manner as to produce their apparent motions. 4. The extension of a general conception, or the totality of the individuals or species to which it may be applied. 5. Circuit or range of action, knowledge, or influence; compass; province; employment; place of existence. "To be called into a huge sphere, and not to be seen to move in 't." (Shak) "Taking her out of the ordinary relations with humanity, and inclosing her in a sphere by herself." (Hawthorne) "Each in his hidden sphere of joy or woe Our hermit spirits dwell." (Keble) 6. Rank; order of society; social positions. 7. An orbit, as of a star; a socket. Armillary sphere, Crystalline sphere, Oblique sphere,. See Armillary, Crystalline,. Doctrine of the sphere, applications of the principles of spherical trigonometry to the properties and relations of the circles of the sphere, and the problems connected with them, in astronomy and geography, as to the latitudes and longitudes, distance and bearing, of places on the earth, and the right ascension and declination, altitude and azimuth, rising and setting, etc, of the heavenly bodies; spherical geometry. Music of the spheres. See Music. Synonym: Globe, orb, circle. See Globe. Origin: OE. Spere, OF. Espere, F. Sphere, L. Sphaera,. Gr. A sphere, a ball. Source: Websters Dictionary (01 Mar 1998)

Lexicographical Neighbors of Sphere

sphenosalpingostaphylinus
sphenosquamosal
sphenosquamous suture
sphenotemporal
sphenotic
sphenotic centre
sphenotic foramen
sphenoturbinal
sphenovomerine
sphenovomerine suture
sphenozygomatic
sphenozygomatic suture
spheral
spherator
sphere (current term)
sphere (current term)
sphered
spheres
spheresthesia
sphere of influence
spheric
spheric
spherical
spherical
spherically
sphericalness
spherical aberration
spherical aberration
spherical amalgam
spherical angle

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