sphereless

- 3 dictionary results

sphere

[sfeer]

noun, verb, sphered, spher⋅ing.

–noun

Geometry.

a.	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 + y² + z² = r².

b.	the surface of such a figure; a spherical surface.

2.	any rounded body approximately of this form; a globular mass, shell, etc.

Astronomy.

a.	a planet or star; heavenly body.

b.	celestial sphere.

c.	any of the transparent, concentric, spherical shells, or layers, in which, according to ancient belief, the planets, stars, and other heavenly bodies were set.

4.	the place or environment within which a person or thing exists; a field of activity or operation: to be out of one's professional sphere.

5.	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.

–verb (used with object)

7.	to enclose in or as if in a sphere.

8.	to form into a sphere.

9.	to place among the heavenly spheres.

Origin:
1250–1300; < LL sphēra, L sphaera globe < Gk sphaîra ball; r. ME spere < OF spere < LL spēra, var. of sphēra

Related forms:

sphereless, adjective

spherelike, adjective

Synonyms:
4. orbit, area, province, compass, realm, domain. 5. class, rank.

Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2009.
Cite This Source

Medical Dictionary

sphere (sfēr)
n.
A ball-shaped or a globular body.

spher'al (sfēr'əl) adj.

Science Dictionary

sphere (sfîr) Pronunciation Key
A three-dimensional geometric surface having all of its points the same distance from a given point.

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