hyperbolic geometry

noun Geometry.

the branch of non-Euclidean geometry that replaces the parallel postulate of Euclidean geometry with the postulate that two distinct lines may be drawn parallel to a given line through a point not on the given line.

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Compare Riemannian geometry.

Origin of hyperbolic geometry

First recorded in 1870–75

Words nearby hyperbolic geometry

hyperbilirubinemia, hyperbola, hyperbole, hyperbolic, hyperbolic function, hyperbolic geometry, hyperbolic paraboloid, hyperbolism, hyperbolize, hyperboloid, hyperborean
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020