From Ancient Greek γεωμετρία (geometría, “geometry, land-survey”), from γεωμετρέω (geometréo, “to practice or to profess geometry, to measure, to survey land”), back-formation from γεωμέτρης (geométrēs, “land measurer”), from γῆ (gē, “earth, land, country”) + μετρέω (metréō, “to measure, to count”) or -μετρία (-metria, “measurement”), from μέτρον (metron, “a measure”).
geometry (countable and uncountable; plural geometries)
- (mathematics, uncountable) the branch of mathematics dealing with spatial relationships
- (mathematics, countable) a type of geometry with particular properties
- spherical geometry
- (countable) the spatial attributes of an object, etc.
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