KnowraDiameterLinked fromLinked fromThe 17 pages that link to Diameter, each with the reason it gives.All 17Broader topic 1Related 11Narrower topic 1Compared with 4PerimeterCompared with: Diameter is a straight-line dimension, whereas circumference runs around the circle.SemiperimeterCompared with: Though both quantities can be half of a larger measure, diameter halves a circle’s width, not a polygon’s perimeter.ChordCompared with: It is a special chord, not a separate kind of boundary.Barbier's theoremCompared with: A constant-width curve has fixed directional widths, a condition stronger than fixed diameter.