spherical

• sphærical (archaic)

From Latin sphericus, from Ancient Greek σφαιρικός (sphairikós) +‎ -al

• IPA^(key): /sfɛɹɪkəl/, /sfiːɹɪkəl/

spherical (comparative more spherical, superlative most spherical)

1. (geometry) Shaped like a sphere.
   • 2013 September-October, Henry Petroski, “The Evolution of Eyeglasses”, in American Scientist:

     The ability of a segment of a glass sphere to magnify whatever is placed before it was known around the year 1000, when the spherical segment was called a reading stone, essentially what today we might term a frameless magnifying glass or plain glass paperweight.

2. (geometry) (no comparative or superlative) Of, or pertaining to, spheres.
3. (mathematics) Of a coordinate system, specifying the location of a point in a plane by using a radius and two angles.
4. (astrology) Of or relating to the heavenly orbs, or to the sphere or spheres in which, according to ancient astronomy and astrology, they were set.
   • 1606: William Shakespeare, King Lear, Act 1, Scene 2

     Knaves, thieves, and treachers by spherical predominance.

• (shaped like a sphere): globular, orbicular, round

• spherical in Webster’s Revised Unabridged Dictionary, G. & C. Merriam, 1913.
• spherical in The Century Dictionary, New York, N.Y.: The Century Co., 1911.
• spherical at OneLook Dictionary Search

From English spherical.

spherical

1. spherical