Definitions of sphere [ɪər]

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Definition of 'sphere'

Random House Webster's College Dictionary

1. (n.) sphere
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.

2.  sphere
the surface of such a figure; a spherical surface.

3.  sphere
any rounded, globular body.

4.  sphere
a planet or star; heavenly body.

5.  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.

6.  sphere
the environment within which a person or thing exists, acts, or operates.

7.  sphere
a field of something specified:
a sphere of knowledge.

8. (v.t.) sphere
to enclose in a sphere.

9.  sphere
to form into a sphere.

10.  sphere
to place among the heavenly spheres.

Etymology: (1275–1325; < OF espere < LL spēra, L sphaera globe < Gk sphaîra)

Definition of 'sphere'

Princeton's WordNet

1. (noun) sphere, domain, area, orbit, field, arena
a particular environment or walk of life
"his social sphere is limited"; "it was a closed area of employment"; "he's out of my orbit"

2. (noun) sphere
any spherically shaped artifact

3. (noun) sphere, sphere of influence
the geographical area in which one nation is very influential

4. (noun) sector, sphere
a particular aspect of life or activity
"he was helpless in an important sector of his life"

5. (noun) sphere
a solid figure bounded by a spherical surface (including the space it encloses)

6. (noun) sphere
a three-dimensional closed surface such that every point on the surface is equidistant from the center

7. (noun) celestial sphere, sphere, empyrean, firmament, heavens, vault of heaven, welkin
the apparent surface of the imaginary sphere on which celestial bodies appear to be projected

Definition of 'sphere'

Kernerman English Learner’s Dictionary

1. (noun) sphere
a solid object in the shape of a ball
columns with stone spheres on top

2. sphere
an area of interest or activity
There must be debate in every sphere of life.; people in the public sphere

Definition of 'sphere'

Webster Dictionary

1. (noun) sphere
a body or space contained under a single surface, which in every part is equally distant from a point within called its center

2. (noun) sphere
hence, any globe or globular body, especially a celestial one, as the sun, a planet, or the earth

3. (noun) sphere
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

4. (noun) sphere
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

5. (noun) sphere
the extension of a general conception, or the totality of the individuals or species to which it may be applied

6. (noun) sphere
circuit or range of action, knowledge, or influence; compass; province; employment; place of existence

7. (noun) sphere
rank; order of society; social positions

8. (noun) sphere
an orbit, as of a star; a socket

9. (verb) sphere
to place in a sphere, or among the spheres; to insphere

10. (verb) sphere
to form into roundness; to make spherical, or spheral; to perfect

Translation of 'sphere'

Kernerman English Multilingual Dictionary

Sense: a solid object with a surface on which all points are an equal distance from the centre, like eg most types of ball.
Afrikaans: sfeer	Arabic: جِسْم كروي	Bulgarian: сфера
Brazilian: esfera	Czech: koule	German: die Kugel
Danish: kugle	Greek: σφαίρα	Spanish: esfera
Estonian: kera	Farsi: كره	Finnish: pallo
French: sphère	Hebrew: כַּדוּר	Hindi: गोला
Croatian: kugla, lopta	Hungarian: gömb	Indonesian: bulatan
Icelandic: hnöttur	Italian: sfera	Japanese: 球
Korean: 구	Lithuanian: rutulys	Latvian: sfēra; lode; bumba
Malay: sfera	Dutch: bol	Norwegian: kule, klode
Polish: kula	Persian: كره	Pashto: کره
Portuguese: esfera	Romanian: sferă	Russian: сфера; шар
Slovak: guľa	Slovenian: krogla	Serbian: sfera
Swedish: sfär, klot	Thai: รูปทรงกลม	Turkish: küre
Taiwanese: 球(體)	Ukrainian: сфера; куля	Urdu: کرہ، گولا
Vietnamese: hình cầu, quả cầu	Chinese: 球（体）
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