Definition of orthogonalize in English:

orthogonalize

Pronunciation /ɔːˈθɒɡən(ə)lʌɪz/

verb

(also orthogonalise)
  • To make orthogonal; (Mathematics) to make (a set of vectors or functions) orthogonal (and, often, to normalize).

Origin

1920s; earliest use found in American Journal of Mathematics. From orthogonal + -ize.