orthomorphicadj.

1866 W. T. Brande & G. W. Cox Dict. Sci., Lit. & Art (new ed.) II. 746/2 Orthomorphic, that period in the development of organised beings in which their full perfection is attained, prior to the formation of spermatic and germinal elements.

1892 New Sydenham Soc. Lexicon Orthomorphic, term applied to animals which attain their full size before the development of the generative organs.

1879 Amer. Jrnl. Math. 2 258 These are the equations for the orthomorphic projection of a surface upon a plane.

1882 T. Craig Treat. on Projections i. ii. 33 It will be convenient to use the term given by Germain to such projections, and so we shall call them orthomorphic.

1890 Ann. Math. 5 127 That portion of the Theory of Functions which deals with the geometric representation of functional relations is therefore a part, and in fact the greater part, of the general theory of Orthomorphic Transformation.

1910 J. I. Craig Theory Map-projections i. 4 A projection which possesses the property that all small figures are represented by similar small figures on the map is called conformal or orthomorphic.

1937 Jrnl. Optical Soc. Amer. 27 338/2 The only telescope with orthomorphic object and image spaces is the unit power telescope.

1971 Jrnl. Photogr. Sci. 19 24/2 A slit width of ¼ in. was used for orthomorphic copying.

1990 Pilot Oct. 66/3 (advt.) Basic air navigation, including aeronautical charts.., scales and relief, Mercator and Conical Orthomorphic projections, the magnetic compass, wind triangles and using simple navigational computers.