English Reference

Word

spherical

Phoneticsspher·i·cal, stress on the first syllable

US/ˈsfɛɹɪkəɫ/

UK/sfˈɛɹɪkəl/

Definitions

01shaped like a ball

B2 · Upper Intermediate

adj. shaped like a sphere or a perfect ball.

adj. having the three-dimensional shape of a sphere; globular.

“The artist placed a large spherical stone in the center of the garden.”

“The telescope captured images of spherical gas clouds expanding outward from the dying star at incredible speeds.”

Synonyms

roundglobularball-shaped

Antonyms

02relating to spheres

C1 · Advanced Mathematics Technical

adj. relating to spheres or the geometry of round objects.

adj. of, relating to, or involving spheres or their mathematical properties.

“We studied spherical geometry to understand how to map the Earth's surface.”

“Calculations in spherical trigonometry are essential for long-distance navigation and determining the positions of celestial bodies.”

03coordinate system

C2 · Proficiency Mathematics Technical

adj. a way to find a point in space using a distance and two angles.

adj. relating to a three-dimensional coordinate system where a position is defined by its distance from an origin and two angular coordinates.

“The physicist used spherical coordinates to solve the gravity problem.”

“Converting the data into spherical coordinates allowed the researchers to model the acoustic reflections within the dome more accurately.”

Usage

Usually modifies 'coordinates' or 'system'.

04astronomy of the past

C2 · Proficiency Science Archaic · Literary

adj. relating to the old idea that stars and planets were fixed in giant invisible balls around the Earth.

adj. relating to the celestial orbs or the concentric shells in which heavenly bodies were thought to be set in ancient astronomy.

“Ancient scholars believed in the music of the spherical heavens.”

“The poet drew heavily upon the medieval concept of spherical harmony to describe the order of the universe.”

Synonyms

Real-World Examples

“Until now, this organic material had been studied in the form of spherical nanoparticles.”
Phys.org 28 Sept 2026
“There is a section selling packaged food and snacks, such as matcha-flavoured KitKats and bubble milk tea mochi (spherical Japanese desserts with a chewy outer layer), and a whole wall of plush toys.”
The Guardian 27 Jul 2024
“The team tested the idea in 2014 with spherical particles, and the results suggested small grains could act as a weak cement between larger boulders.”
Phys.org 4 Sept 2026

Etymology

English spheric [from Latin sphaericus, from Ancient Greek σφαιρικός (sphairikós)] + -al.

Etymology adapted from Wiktionary, available under CC BY-SA 4.0.

Word family

ADJECTIVE

spherical(B2)

Domains

MathematicsStatistics

This entry

Exam level
CambridgeCambridgeCambridge English QualificationsThe exam suite from Cambridge University Press & Assessment, from A1 Movers up to C2 Proficiency. The benchmark names double as CEFR labels.B2 FirstIELTSIELTSInternational English Language Testing SystemThe 0–9 band test co-owned by the British Council, IDP, and Cambridge. Used for university entry, work, and migration.5.5–6.5TOEFL iBTTOEFL iBTTest of English as a Foreign Language, Internet-Based TestETS's academic English test, the standard route for US university admissions. Scored 0–120, with a 1–6 scale since 2026.1–6 scale: 4.0–4.572–94TOEICTOEICTest of English for International CommunicationETS's workplace English test, big in Japan and Korea. Listening & Reading scores 10–990 and tops out at C1.785–944
Frequency
Frequent
Level
B2 · Upper Intermediate
Updated

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English Reference