DIAMETER Meaning and
Definition
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Diameter is a noun that refers to a straight line segment that passes through the center of a circle or any other curved figure, connecting two points on its circumference. It is recognized as the longest possible chord, dividing the circle or curve into two equal halves. In geometric terms, the diameter is exactly twice the length of the radius, a line segment that joins the center of the circle to any point on its circumference.
Diameter commonly appears in mathematical calculations and is a fundamental concept in geometry. It plays a crucial role in determining the size, symmetry, and proportions of various geometrical shapes. In addition to circles, the concept of diameter can be extended to other curved figures such as ellipses, spheres, and cylinders.
Beyond the realm of mathematics, diameter is frequently encountered in various disciplines and contexts. It is heavily utilized in engineering, architecture, physics, and astronomy to describe and measure the size, dimensions, and distances of objects. For instance, in construction, the diameter of pipes or cylindrical objects is an essential specification for fitting and compatibility.
In summary, the dimension of diameter encompasses the straight line segment passing through the center of a circle or curved figure, connecting two points on its circumference. Its significance lies in its capacity to divide and define the size and structure of various shapes, resulting in wide-ranging applications across fields.
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1. A straight line connecting two opposite points on the surface of a more or less spherical or cylindrical body, or at the boundary of an opening or foramen, passing through the center of such body or opening. 2. The distance measured along such a line.
A practical medical dictionary. By Stedman, Thomas Lathrop. Published 1920.
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The measure of a body through from side to side; a straight line passing through the centre of a circle, having both ends terminated by the circumference.
Etymological and pronouncing dictionary of the English language. By Stormonth, James, Phelp, P. H. Published 1874.
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Etymology of DIAMETER
The word "diameter" originated from the Ancient Greek word "diametros" (διάμετρος), which can be broken down into "dia" (meaning "through") and "metros" (meaning "measure"). This Greek term referred to the line that measures from one end of a circle to the opposite end, passing through its center. In Latin, it was adapted as "diametrus", and then it evolved into the Old French word "diameter". Ultimately, it entered the English language retaining its Latin form, "diameter".
Similar spelling words for DIAMETER
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