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.
A curvilinear perspective is a drawing with either 4 or 5 vanishing points. In 5-point perspective the vanishing points are mapped into a circle with 4 vanishing points at the cardinal headings N, W, S, E and one at the circle's origin.