Perspective glass

Perspective glass
Perspective Per*spec"tive, n. [F. perspective, fr. perspectif: cf. It. perspettiva. See {Perspective}, a.] 1. A glass through which objects are viewed. [Obs.] ``Not a perspective, but a mirror.'' --Sir T. Browne. [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 recognized them as being at a more or less measurable distance. Hence, a["e]rial perspective, the assumed greater vagueness or uncertainty of outline in distant objects. [1913 Webster]

A["e]rial 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]


The Collaborative International Dictionary of English. 2000.

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  • Perspective — Per*spec tive, n. [F. perspective, fr. perspectif: cf. It. perspettiva. See {Perspective}, a.] 1. A glass through which objects are viewed. [Obs.] Not a perspective, but a mirror. Sir T. Browne. [1913 Webster] 2. That which is seen through an… …   The Collaborative International Dictionary of English

  • perspective — I. noun Etymology: Middle English perspectyf, from Medieval Latin perspectivum, from neuter of perspectivus of sight, optical, from Latin perspectus, past participle of perspicere to look through, see clearly, from per through + specere to look… …   New Collegiate Dictionary

  • Isometrical perspective — Perspective Per*spec tive, n. [F. perspective, fr. perspectif: cf. It. perspettiva. See {Perspective}, a.] 1. A glass through which objects are viewed. [Obs.] Not a perspective, but a mirror. Sir T. Browne. [1913 Webster] 2. That which is seen… …   The Collaborative International Dictionary of English

  • linear perspective — Perspective Per*spec tive, n. [F. perspective, fr. perspectif: cf. It. perspettiva. See {Perspective}, a.] 1. A glass through which objects are viewed. [Obs.] Not a perspective, but a mirror. Sir T. Browne. [1913 Webster] 2. That which is seen… …   The Collaborative International Dictionary of English

  • perspective — perspectival, adj. perspectived, adj. perspectiveless, adj. perspectively, adv. /peuhr spek tiv/, n. 1. a technique of depicting volumes and spatial relationships on a flat surface. Cf. aerial perspective, linear perspective. 2. a pictur …   Universalium

  • perspective plane — Table Ta ble, n. [F., fr. L. tabula a board, tablet, a painting. Cf. {Tabular}, {Taffrail}, {Tavern}.] 1. A smooth, flat surface, like the side of a board; a thin, flat, smooth piece of anything; a slab. [1913 Webster] A bagnio paved with fair… …   The Collaborative International Dictionary of English

  • perspective — /pəˈspɛktɪv / (say puh spektiv) noun 1. the art of depicting on a flat surface, various objects, architecture, landscape, etc., in such a way as to express dimensions and spatial relations. 2. the relation of parts to one another and to the whole …  

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