From the Concise Oxford English Dictionary © 2008 Oxford University Press:
- 1 the art of representing three-dimensional objects on a two-dimensional surface so as to convey the impression of height, width, depth, and relative distance. ■ the appearance of viewed objects with regard to their relative position, distance from the viewer, etc.: a trick of perspective.
- 2 a view or prospect.
- 3 a particular way of regarding something.
- 4 understanding of the relative importance of things: we must keep a sense of perspective about what he's done.
- 5 an apparent spatial distribution in perceived sound.
– origin ME (in the sense ‘optics’): from med. L. perspectiva (ars) ‘(science of) optics’, from perspect-, perspicere ‘look at closely’.