- adjective used to describe an instruction made up of independent parameters or parts
- Perpendicular to, or at right angles with something else. Also, related to that which is perpendicular or at right angles relative to something else. For example, Cartesian axes are orthogonal to each other.
(written as Orthogonal)A line that lies at a right angle to another or intersects another at a right angle is said to be orthogonal.