Link Centre Dictionary

diameter

dia·me·ter

UK/daɪˈæmɪtə(ɹ)/ US/daɪˈæmɪdɚ/ uncommon

noun

1.

the length of a straight line passing through the center of a circle and connecting two points on the circumference

Synonyms
2.

a straight line connecting the center of a circle with two points on its perimeter (or the center of a sphere with two points on its surface)

Origin

From Old French diametre (French diamètre), from Latin diametros, from Ancient Greek διάμετρος (diámetros) (γραμμή (grammḗ)) (diametros grammē, “line measuring across”), from διά (diá, “across”) + μέτρον (métron, “measure”).

Phrases

  • inner diameter
  • inside diameter
  • internal diameter
  • major diameter
  • minor diameter
  • tactical diameter

Related words

Broader terms

Narrower terms

Part of

WordNet 2.1 (Princeton University). Wiktionary (CC BY-SA). CMU Pronouncing Dictionary. WordNet 2.1 Copyright Princeton University. All rights reserved. Wiktionary content is available under the Creative Commons Attribution-ShareAlike Licence.