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

Copy and paste Diameter Symbol (ø, Ø, and more). Check Alt Codes and learn how to make specific symbols on the keyboard.

It marks a diameter: the width of a cylindrical or circular feature measured straight through the center. The sign always precedes the value — ⌀25 means "25 mm (or units) in diameter".

From clear definitions and real-life examples to FAQs and a quick quiz, explore everything you need to know about diameter in this guide.

Yunanca diametros (“çap ölçüsü”) kelimesinden Latince üzerinden İngilizceye geçmiştir; modern mühendislikte “diameter” toleranslarla birlikte anılarak üretim kalitesini belirleyen kritik parametrelerden biri hâline gelir.

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 using radius, circumference, and area.

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

The diameter is a line segment that starts on the circle's boundary, passes through the exact centre, and ends on the opposite boundary. All diameters of a given circle are equal in length.

The diameter symbol (⌀) is a standardized technical symbol used to indicate the diameter of a circular or cylindrical feature. It shows that the measurement represents the full distance across a circle through its center, rather than its radius.

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