[awr-thuh-nawr-muh l]

adjective Mathematics.

(of a system of functions) normal; normalized.
(of a set of vectors) having the properties that any two vectors are perpendicular and that each vector has a length of one unit.

Nearby words

  1. orthometer,
  2. orthomolecular,
  3. orthomorphic,
  4. orthomorphic projection,
  5. orthomyxoviridae,
  6. orthopaedic,
  7. orthopaedics,
  8. orthopedic,
  9. orthopedics,
  10. orthopedist

Origin of orthonormal

First recorded in 1930–35; ortho- + normal

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019