The meaning of SPHERE is the apparent surface of the heavens of which half forms the dome of the visible sky. How to use sphere in a sentence.

any of the transparent, concentric, spherical shells, or layers, in which, according to ancient belief, the planets, stars, and other heavenly bodies were set. the place or environment within which a person …

A sphere can be constructed as the surface formed by rotating a circle one half revolution about any of its diameters; this is very similar to the traditional definition of a sphere as given in Euclid's Elements.

SPHERE definition: 1. an object shaped like a round ball: 2. a subject or area of knowledge, work, etc.: 3. an…. Learn more.

Definition of sphere noun from the Oxford Advanced Learner's Dictionary. (geometry) a solid figure that is completely round, with every point on its surface at an equal distance from the centre. The Earth is …

Dec 4, 2025 · Sphere, In geometry, the set of all points in three-dimensional space lying the same distance (the radius) from a given point (the centre), or the result of rotating a circle about one of its …

a combining form meaning “sphere,” “something spherical in shape” (hemisphere), used esp. in the names of the concentric layers of gases, water, rock, etc., characteristic of the earth or other celestial …

A sphere of people is a group of them who are similar in social status or who have the same interests.

A sphere is a three-dimensional shape or object that is round in shape. The distance from the center of the sphere to any point on its surface is its radius. Learn more about the definition, formulas, and …

A sphere is defined as having all points on its surface equidistant from its center, which sets it apart from other three-dimensional figures like cubes or cones that have edges and vertices.