perspectograph

English

Etymology

From Latin perspectus, past participle of perspicere (“to look through”) + -graph.

Noun

perspectograph (plural perspectographs)

1. An instrument for obtaining, and transferring to a picture, the points and outlines of objects, so as to represent them in their proper geometrical relations as viewed from a single point.

Part or all of this entry has been imported from the 1913 edition of Webster’s Dictionary, which is now free of copyright and hence in the public domain. The imported definitions may be significantly out of date, and any more recent senses may be completely missing.
(See the entry for “perspectograph”, in Webster’s Revised Unabridged Dictionary, Springfield, Mass.: G. & C. Merriam, 1913, →OCLC.)