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- Dictionarydiameter/dʌɪˈamɪtə/
noun
- 1. a straight line passing from side to side through the centre of a body or figure, especially a circle or sphere.
- 2. a unit of linear measurement of magnifying power.
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The diameter is the distance from one point on the surface of a circle to the other point on the surface of the circle through the centre. Visit BYJU’S to learn the different formulas, properties and examples.
(the length of) a straight line that reaches from one point on the edge of a round shape or object, through its centre, to a point on the opposite edge: The diameter measures twice the radius. in diameter The pond is six feet in diameter. SMART Vocabulary: related words and phrases. Geometry: parts of geometrical shapes. -sided. angle. axisymmetric
How to use diameter in a sentence. a chord passing through the center of a figure or body; the length of a straight line through the center of an object or space… See the full definition
The diameter or metric diameter of a subset of a metric space is the least upper bound of the set of all distances between pairs of points in the subset. Explicitly, if is the subset and if is the metric, the diameter is.
Diameter definition: a straight line passing through the center of a circle or sphere and meeting the circumference or surface at each end.. See examples of DIAMETER used in a sentence.
(the length of) a straight line that reaches from one point on the edge of a round shape or object, through its center, to a point on the opposite edge: The diameter measures twice the radius. in diameter The pond is six feet in diameter. SMART Vocabulary: related words and phrases. Geometry: parts of geometrical shapes. -sided. angle. axisymmetric
The diameter of a circle or sphere is the length of a straight line through the middle of it.
noun. /daɪˈæmɪtə (r)/ /daɪˈæmɪtər/ a straight line going from one side of a circle or any other round object to the other side, passing through the centre. The diameter of the tree trunk was more than a metre. in diameter The dome is 42.3 metres in diameter. compare radius. Extra Examples. Topics Colours and Shapes c1, Maths and measurement c1.
The diameter of a circle or sphere is a line that passes through the center and starts and ends and two opposite points on its perimeter or edge. The diameter is also the length of that line. In math class, teachers often ask you to use the diameter of a circle to find its area.
1. (Mathematics) a. a straight line connecting the centre of a geometric figure, esp a circle or sphere, with two points on the perimeter or surface. b. the length of such a line. 2. the thickness of something, esp with circular cross section.
