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1. Dictionary

   Di·am·e·ter

   /dīˈamədər/

   

   noun

   • 1. a straight line passing from side to side through the center of a body or figure, especially a circle or sphere.
   • ▪ the length of the diameter of a 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. www.merriam-webster.com › dictionary › diameterDiameter Definition & Meaning - Merriam-Webster

   www.merriam-webster.com › dictionary › diameter

   • Cached

   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.

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

   dictionary.cambridge.org › dictionary › english

   • Cached

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

5. dictionary.cambridge.org › english › diameterDIAMETER | definition in the Cambridge English Dictionary

   dictionary.cambridge.org › english › diameter

   • 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.

6. 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 .

7. www.thefreedictionary.com › diameterDiameter - definition of diameter by The Free Dictionary

   www.thefreedictionary.com › diameter

   • Cached

   1. a. a straight line passing through the center of a circle or sphere and meeting the circumference or surface at each end. b. a straight line passing from side to side of any figure or body, through its center. 2. the length of such a line.

8. www.vocabulary.com › dictionary › diameterDiameter - Definition, Meaning & Synonyms | Vocabulary.com

   www.vocabulary.com › dictionary › diameter

   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.