Per-spĕc'to-graph, n.
n. [From Lat. perspectus, p. p. of perspicere, and Gr. γράφειν, to write.] An instrument for obtaining, or transferring to a picture, the points and outlines of original objects.
n. [From Lat. perspectus, p. p. of perspicere, and Gr. γράφειν, to write.] An instrument for obtaining, or transferring to a picture, the points and outlines of original objects.