A must for anyone with an interest in the changing face of language. The Macmillan Dictionary blog explores English as it is spoken around the world today. Definition and synonyms of quintessential from the online English dictionary from Macmillan Publishers Limited. must for anyone with an interest in the changing face of language. The Macmillan Dictionary blog explores English as it is spoken around the world today. Definition and synonyms of quintessential from the online English dictionary from Macmillan Publishers Limited.
linear perspective. n. A form of perspective in drawing and painting in which parallel lines are represented as converging so as to give the illusion of depth and distance.
Linear motion (also called rectilinear motion) is a motion along a straight line, and can therefore be described mathematically using only one spatial dimension.he motion of a particle (a point-like object) along a line can be described by its position, which varies with (time).