Толковый словарь английского языка - orthogonal

adjective see: -gon Date: 1612 1. intersecting or lying at right angles, having perpendicular slopes or tangents at the point of intersection , having a sum of products or an integral that is zero or sometimes one under specified conditions: as, having the integral of the product of each pair of functions over a specific interval equal to zero, having the scalar product equal to zero, having the sum of products of corresponding elements in any two rows or any two columns equal to one if the rows or columns are the same and equal to zero otherwise ; having a transpose with which the product equals the identity matrix, having a matrix that is ~ ; preserving length and distance, composed of mutually ~ elements , statistically independent, ~ity noun ~ly adverb