Difference between Perpendicular and Orthogonal

Perpendicular

Part of speech: adjective

Definition: At or forming a right angle (to).

Part of speech: noun

Definition: A line or plane that is perpendicular to another. A device such as a plumb line that is used in making or marking a perpendicular line.

Orthogonal

Part of speech: adjective

Definition: pertaining to right angles; perpendicular (to)Of two objects, at right angles; perpendicular to each other.# Of two functions, linearly independent; having a zero inner product.#: The normal vector and tangent vector at a given point are orthogonal.# Of a square matrix that is the inverse of its transpose# Of a linear transformation that preserves anglesstatistically independent, with reference to variatesAble to be treated separately.