sphere

noun C1

Meaning

A sphere is a perfectly symmetrical three-dimensional geometric shape characterized by all points on its surface being equidistant from a central point, often serving as a fundamental concept in mathematics, physics, and various scientific disciplines, wh
💡 While "sphere" is often used in a mathematical context, it can also metaphorically refer to areas of influence or activity, such as in "sphere of influence," which may lead to confusion if not clearly contextualized.

Example Sentences

The conference focused on developments within the political sphere .
The Earth is a perfect example of a rotating sphere .
The Earth is often modeled as a perfect sphere in geography .

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