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binormal

[ bahy-nawr-muhl, bahy-nawr- ]
/ ˈbaɪˌnɔr məl, baɪˈnɔr- /

noun Geometry.

the normal to a curve, lying perpendicular to the osculating plane at a given point on the curve.

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Origin of binormal

First recorded in 1840–50; bi-1 + normal

Words nearby binormal

binomial experiment, binomial nomenclature, binomial series, binomial theorem, binominal, binormal, binotic, binovular, binoxalate, bins, Binswanger's disease
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020