Dictionary.com
definitions

binormal

[ bahy-nawr-muh l, 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.

Nearby words

  1. binomial experiment,
  2. binomial nomenclature,
  3. binomial series,
  4. binomial theorem,
  5. binominal,
  6. binotic,
  7. binovular,
  8. binoxalate,
  9. bins,
  10. binswanger's disease

Origin of binormal

First recorded in 1840–50; bi-1 + normal
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019