DREAMS.— EARTH. 45 



or other object by lines which are perpendicular to each 

 other, or which make the same angle as the corresponding 

 lines in the object represented, — distinguished from per- 

 spective. 



Stereography (Gr. stereos^ solid, and graplio, I write). — The 

 art of drawing the figures of solids upon a plane. 



Working-drawing. — A drawing, as of the whole or part of a 

 structure, machine, etc., made to a scale, and in such detail 

 as to be the guide in its construction. See Perspective. 



DREAMS. 



Oneirocrit'ics (Gr. dnei'ros, a dream, and krifikos, fit forjudg- 

 ing). — The art or the science of interpreting dreams. 



EARTH. 



Cosmorogy (Gr. hosmos, the world, and logos, a discourse). — 

 The science of the world or universe ; or a treatise relating 

 to the structure and parts of the system of creation, the 

 elements of bodies, the modifications of material things, 

 the laws of motion, and the order and course of nature. 



Cosmog'ony (Gr. Jcosmos, world, and gone, generation). — The 

 generation, origin, or creation of the world or universe. 



Cosmog'raphy (Gr. kosmos, the world, and graphe, a descrip- 

 tion). — A description of the tcorld or universe, or the 

 mode of describing the several parts of the visible world. 



Cosmom'etry (Gr. kosmos, world, and metrco, I measure). — 

 The art of measuring in degrees the world or sphere. 



Geog'ony (Gr. ge, the earth, sinA gone, generation). — The doc- 

 trine of i\\e formation of the earth. 



Geography. — See Geography. 



Geol'cgy. — See Geology. 



Geon'omy (Gr. ge, the earth, and nomos, law). — The science 

 which relates to the physical laics of the earth, including 

 geology and physical geography. 



Geos'copy (Gr. ge, the earth, and skojieo, I view). — Knoicledge 

 of the earth, ground, or soil, obtained by inspection. 



PalsBtiorogy (Gr. palaios, ancient, and logos, a discourse). — 

 The science which explains the past conditions of the earth 

 by the laws of causation . 



