1. :a straight line passing through the center of a figure or body. especially : a line segment through the center of a circle with its ends on the circle's circumference. 2. : the length of a diameter.


What is a simple definition of diameter?

1. : a straight line passing through the center of a figure or body. especially : a line segment through the center of a circle with its ends on the circle's circumference. 2. : the length of a diameter.

What does diameter size mean?

diameter. / dī-ăm′ĭ-tər / A straight line segment that passes through the center of a circle or sphere from one side to the other. The length of such a line segment.

What is diameter and radius?

The diameter of a circle is the distance from one edge of the circle to another. Diameter can be thought of as a straight line that goes through the center point of the circle. Diameter is typically denoted by the lowercase letter d or by the symbol ⊘ .

Which is called diameter?

The distance across a circle through the centre is called the diameter. The distance from the centre of a circle to any point on the boundary is called the radius. The radius is half of the diameter; 2r=d 2 r = d . The line segment that joins two points on the circle is a chord.

Is diameter the same as width?

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. Both definitions are also valid for the diameter of a sphere.

What is 1 diameter?

Answer and Explanation:

The width of a circle is called its diameter. Half of this length is called the radius. These two measurements are very useful when it comes to calculating the circumference and area of a circle.

What does 20 diameter mean?

The diameter represents the distance or length of the line segment from one end of the circle to the other end of the circle passing through the center of the circle. In case the radius of the circle is known, then the diameter can be calculated using the formula, Diameter = 2 × Radius.

What does the Ø mean in diameter?

Diameter Symbol

This symbol is employed to indicate the diameter of a circular section; as an example, "⌀20" means that the diameter of the circle is 20 units. The other symbol of diameter used is “d”.

How to measure diameter?

Definition of DIAMETER:

A measurement used to indicate the size of a circle based on the length of a straight line that begins and ends at the edge of the circle and also passes through the centre of the circle. Diameter is represented by the symbol Ø and is commonly abbreviated to "dia" or "d".

Is diameter better than radius?

RADIUS provides Hop-by-Hop security. Diameter provides Hop-by-Hop authentication (thanks to IPsec or TLS). Diameter can also provide End-to-End security. In RADIUS, there is no support for agents, as RADIUS assumes a direct connection.

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