2. Pertaining to the art, or in accordance with the laws, of perspective. [ 1913 Webster ]

Perspective plane, the plane or surface on which the objects are delineated, or the picture drawn; the plane of projection; -- distinguished from the ground plane, which is that on which the objects are represented as standing. When this plane is oblique to the principal face of the object, the perspective is called oblique perspective; when parallel to that face, parallel perspective. --
Perspective shell (Zool.), any shell of the genus Solarium and allied genera. See Solarium. [ 1913 Webster ]

2. That which is seen through an opening; a view; a vista. “The perspective of life.” Goldsmith. [ 1913 Webster ]

3. The effect of distance upon the appearance of objects, by means of which the eye recognizes them as being at a more or less measurable distance. Hence, aërial perspective, the assumed greater vagueness or uncertainty of outline in distant objects. [ 1913 Webster ]

Aërial perspective is the expression of space by any means whatsoever, sharpness of edge, vividness of color, etc. Ruskin. [ 1913 Webster ]

4. The art and the science of so delineating objects that they shall seem to grow smaller as they recede from the eye; -- called also linear perspective. [ 1913 Webster ]

5. A drawing in linear perspective. [ 1913 Webster ]

Isometrical perspective, an inaccurate term for a mechanical way of representing objects in the direction of the diagonal of a cube. --
Perspective glass, a telescope which shows objects in the right position. [ 1913 Webster ]

You see them perspectively. Shak. [ 1913 Webster ]

2. According to the rules of perspective. [ 1913 Webster ]