பொருள் : Not pertinent to the matter under consideration.
							எடுத்துக்காட்டு : 
							An issue extraneous to the debate.
							The price was immaterial.
							Mentioned several impertinent facts before finally coming to the point.
							
ஒத்த சொற்கள் : extraneous, immaterial, impertinent
பொருள் : Statistically unrelated.
பொருள் : Having a set of mutually perpendicular axes. Meeting at right angles.
							எடுத்துக்காட்டு : 
							Wind and sea may displace the ship's center of gravity along three orthogonal axes.
							A rectangular Cartesian coordinate system.
							
ஒத்த சொற்கள் : rectangular