diameter
Pronunciation: /daɪˈæmɪtə(ɹ)/
The English word “diameter” has 4 meanings listed here.
noun
- Any straight line between two points on the circumference of a circle that passes through the center of the circle; a chord that passes through the center of the circle.
- The length of such a line.
- The maximum distance between any two points in a metric space.
- The maximum eccentricity over all vertices in a graph.
Etymology
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”). By surface analysis, dia- + -meter.
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Definitions are from Wiktionary, extracted by Kaikki.org, and are available under the CC BY-SA 4.0 licence.