sphere

sphere is part of the Academic Word List. It is important for students in college and university.

Pronunciation

• (UK) IPA: /sfɪə/, SAMPA: /sfI@/
• (US) enPR: sfîr, IPA: /sfɪr/, SAMPA: /sfIr/
•  Audio (US)^{help, file}

Noun

Singular sphere

Plural spheres

A sphere

1. A sphere is a shape that is round in all directions, like a ball. Every point on a sphere is the same distance from the centre (a point in the middle) of the sphere.

   The Earth is almost exactly a sphere.

   A drop of water can be a sphere while it's falling.