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1. Dictionary

   diameter

   /dʌɪˈamɪtə/

   noun

   • 1. a straight line passing from side to side through the centre of a body or figure, especially a circle or sphere.
   • ▪ a transverse measurement of something; width or thickness.
   • 2. a unit of linear measurement of magnifying power.

   Word Origin late Middle English: from Old French diametre, via Latin from Greek diametros (grammē) ‘(line) measuring across’, from dia ‘across’ + metron ‘measure’.

   Derivatives

   • 1. diametral adjective

   Scrabble Points: 11

   • D

     2

   • I

     1

   • A

     1

   • M

     3

   • E

     1

   • T

     1

   • E

     1

   • R

     1

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2. dictionary.cambridge.org › dictionary › englishDIAMETER | English meaning - Cambridge Dictionary

   dictionary.cambridge.org › dictionary › english

   • Cached

   diameter. noun [ C or U ] uk / daɪˈæm.ɪ.tə r/ us / daɪˈæm.ə.t̬ɚ / Add to word list. (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.

3. www.dictionary.com › browse › diameterDIAMETER Definition & Meaning | Dictionary.com

   www.dictionary.com › browse › diameter

   • Cached

   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.

4. en.wikipedia.org › wiki › DiameterDiameter - Wikipedia

   en.wikipedia.org › wiki › Diameter

   • Cached

   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 .

5. www.merriam-webster.com › dictionary › diameterDiameter Definition & Meaning - Merriam-Webster

   www.merriam-webster.com › dictionary › diameter

   • Cached

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

6. dictionary.cambridge.org › us › dictionaryDIAMETER | definition in the Cambridge English Dictionary

   dictionary.cambridge.org › us › dictionary

   • Cached

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

7. www.mathsisfun.com › definitions › diameterDiameter Definition (Illustrated Mathematics Dictionary) - Math...

   www.mathsisfun.com › definitions › diameter

   • Cached

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

8. www.collinsdictionary.com › dictionary › englishDIAMETER definition and meaning | Collins English Dictionary

   www.collinsdictionary.com › dictionary › english

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   The diameter of a circle or sphere is the length of a straight line through the middle of it. The tube is much smaller than the diameter of a human hair. American English : diameter / daɪˈæmɪtər /