sphere

1 of 3

noun

1
a(1)
: the apparent surface of the heavens of which half forms the dome of the visible sky
(2)
: any of the concentric and eccentric revolving spherical transparent shells in which according to ancient astronomy stars, sun, planets, and moon are set
b
: a globe depicting such a sphere
broadly : globe sense a
2
a
: a globular body : ball
b
c(1)
: a solid that is bounded by a surface consisting of all points at a given distance from a point constituting its center see Volume Formulas Table
(2)
: the bounding surface of a sphere
3
: natural, normal, or proper place
especially : social order or rank
not in the same sphere as his moneyed friends
4
a
obsolete : orbit
b
: an area or range over or within which someone or something acts, exists, or has influence or significance
the public sphere
spheric
ˈsfir-ik How to pronounce sphere (audio)
ˈsfer-
adjective archaic
sphericity noun

sphere

2 of 3

verb

sphered; sphering

transitive verb

1
: to place in a sphere or among the spheres : ensphere
2
: to form into a sphere

-sphere

3 of 3

combining form

ˌsfir
1
: zone, layer or region enveloping or radiating from the earth or another celestial body
ionosphere
magnetosphere
2
: collectivity : totality (as specified by the initial element)
biosphere
blogosphere

Examples of sphere in a Sentence

Noun All points on a sphere are the same distance from the center. Women at that time were confined to the domestic sphere. They recognize that jobs in the public sphere are valuable.
Recent Examples on the Web
Noun
Two of the planetoids are made of bone, suggesting death; another pair are translucent bowls or spheres filled with fluid, perhaps amniotic. Mark Jenkins, Washington Post, 8 Mar. 2024 Things progress slowly in the biological sphere because chance is what initiates change. Robert Pearl, Forbes, 28 Feb. 2024 At the Palais de Tokyo, Le Hamo acts as a bridge between the health care sphere and the general exhibition area of the museum. Colette Davidson, The Christian Science Monitor, 28 Feb. 2024 And those massive gravitons, traveling around the extra-dimensional loop, produce a significant gravitational influence at the point where the loop attaches to the sphere. Steve Nadis, WIRED, 25 Feb. 2024 In the last few years, the NRA has been considerably weaker, with less influence in the political sphere and fewer members. Melissa Chan, NBC News, 23 Feb. 2024 The core idea was that government and religion exist in two distinct spheres — the basis for separation of church and state. Noah Feldman, Twin Cities, 23 Feb. 2024 This is true for circles and normal, three-dimensional balls, but in higher dimensions — involving pairs of spheres of five or six or any number of dimensions — surprising things happen. Kevin Hartnett, Quanta Magazine, 22 Feb. 2024 Professional Development Initiatives Offering professional development opportunities is essential for women looking to grow in unique skill sets within the technology and leadership spheres. Sarah Dant, Forbes, 23 Feb. 2024
Verb
The night culminated with a countdown as a glowing geodesic sphere 12 feet in diameter and weighing almost six tons descended from its lofty perch atop One Times Square. CBS News, 1 Jan. 2023 And young people are innovating outside that sphere as well, including Southern-gothic singer-songwriter Ethel Cain and art-rockers Geese. Vulture, 6 June 2022 One is to look at the long-term, dangerous, even potential catastrophic impacts of climate change as an existential security threat that justifies the sorts of actions outside the security sphere that will be necessary to avoid those impacts. Keith Kloor, Discover Magazine, 6 May 2010 But with those four, Grande was able to establish her credibility in the fragrance sphere early in her music career. Emily Jensen, Harper's BAZAAR, 16 Nov. 2022 Check out the velvet sphere from CB2 or Athena Calderone’s shearling spherical pillow from Crate & Barrel. Jura Koncius, Washington Post, 2 Nov. 2022 Sixty-five years ago, a metal sphere the size of a basketball caught the U.S. science, military and intelligence communities by surprise. Jonathan Osborne, Scientific American, 26 Oct. 2022 Starbucks' pumpkin spice latte came out in 2003, and by the late 2000s, the fall trend had trickled from the novelty coffee drinks sphere into the beer world. Emma Balter, Chron, 10 Oct. 2022 Silver and Spellman have both have put their stamps on the comic book sphere in different ways. Aaron Couch, The Hollywood Reporter, 5 Oct. 2022

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'sphere.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

Etymology

Noun

Middle English spere globe, celestial sphere, from Anglo-French espere, from Latin sphaera, from Greek sphaira, literally, ball; perhaps akin to Greek spairein to quiver — more at spurn entry 1

Combining form

extracted from atmosphere

First Known Use

Noun

14th century, in the meaning defined at sense 1a(1)

Verb

1602, in the meaning defined at sense 1

Time Traveler
The first known use of sphere was in the 14th century

Dictionary Entries Near sphere

Cite this Entry

“Sphere.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/sphere. Accessed 19 Mar. 2024.

Kids Definition

sphere

noun
ˈsfi(ə)r
1
a
: a globe-shaped body : ball, globe
b
: a solid geometric shape whose surface is made up of all the points that are an equal distance from the point that is the shape's center
c
: the surface of a sphere
2
: a field of influence or activity
the public sphere
sphericity
sfir-ˈis-ət-ē
noun

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