The meaning of DIAMETER is a chord passing through the center of a figure or body. How to use diameter in a sentence.

In more modern usage, the length of a diameter is also called the diameter. In this sense one speaks of the diameter rather than a diameter (which refers to the line segment itself), …

Diameter of a circle is any straight line segment that passes through the center of the circle and whose endpoints lie on the circumference of a circle. Learn how to find the diameter of a circle …

Oct 22, 2025 · Diameter is a specific circle measurement; it’s the distance across a circle through the center. Width can describe how wide something is in general, and it doesn’t always have …

DIAMETER definition: 1. (the length of) a straight line that reaches from one point on the edge of a round shape or…. Learn more.

Illustrated definition of Diameter: The distance from one point on a circle through the center to another point on the circle. It is also the...

a straight line passing through the center of a circle or sphere and meeting the circumference or surface at each end. a straight line passing from side to side of any figure or body, through its …

Definition of diameter noun in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.

a. a straight line passing through the center of a circle or sphere and meeting the circumference or surface at each end. b. a straight line passing from side to side of any figure or body, through …

In geometry, the diameter of a circle is any straight line segment that passes through the center of the circle and whose endpoints lie on the circle. It can be also defined as the longest chord of …