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Words related to ortho-

ortho-
O o

  • meta-

    indicating change, alteration, or alternation

  • orthoboric acid

    boric acid (def 1). Compare ortho- (def 2).

  • orthoclastic

    (of a crystal) having cleavages at right angles to each other.

  • orthodox

    of, relating to, or conforming to the approved form of any doctrine, philosophy, ideology, etc.

  • orthoepy

    the study of correct pronunciation.

  • orthogonal

    Mathematics. Also, orthographic. pertaining to or involving right angles or perpendiculars: an orthogonal projection. (of a system of real functions) defined so that the integral of the product of any two different functions is zero. (of a system of complex functions) defined so that the integral of the product of a function times the complex conjugate of any other function equals zero. (of two vectors) having an inner product equal to zero. (of a linear transformation) defined so that the length of a vector under the transformation equals the length of the original vector. (of a square matrix) defined so that its product with its transpose results in the identity matrix.
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