diameter

noun

Definition of diameternext
as in radius

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Example Sentences

Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Recent Examples of diameter The Denver metro area, I-25 corridor and Eastern Plains are under a Level two severe threat with damaging winds, gusts of up to 60 mph and possible hail larger than two inches in diameter. — Alex Lehnert, CBS News, 26 Aug. 2026 Nearly two miles underwater, southwest of Walker Seamount, in an unnamed volcanic feature, researchers spotted a golden orb about four inches in diameter, smooth and shiny, with a hole in the middle, attached to a rock on the seafloor. — Encyclopedia Britannica, 25 Aug. 2026 The photons emerged from an optical fiber just 5 microns in diameter, less than one-tenth the width of a human hair. — Rupendra Brahambhatt, Interesting Engineering, 23 Aug. 2026 The platinum, for example, equates to the contents of an asteroid 16 to 43 meters in diameter. — Scott K. Johnson, ArsTechnica, 20 Aug. 2026 See All Example Sentences for diameter
Recent Examples of Synonyms for diameter
radius
Noun
  • In the last 15 years, Contente said his Kings County area has lost 25 dairies in a five-mile radius.
    — Lizzie Kane, Sacbee.com, 26 Aug. 2026
  • And now everyone within a half-mile radius can hear what Smart thinks.
    — Seth Emerson, New York Times, 26 Aug. 2026
Definition of radius

Browse Nearby Words

dials
diameter
diameters
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Cite this Entry

“Diameter.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/diameter. Accessed 1 Sep. 2026.

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