choreography [Grk > choreia, dance + -graphy, writing] 1.The art of composing and arranging techniques and movements for ballets and other dances. 2.The art of dancing. (kor'ee OG ruh fee)

chorography [Grk > choros, region + -graphy, drawing] 1.The technique of systematically mapping an area or region. 2.A map or description of a specific area or region. (kuh ROG ruh fee)

chrornolithography [chromo, color+ litho, stone+ -graphy, recording] The process of producing colored pictures from a set of stone, aluminum, or zinc plates using lithography. See lithography. (kroh'moh lith OG ruh fee)

chronograph [chrono, time +gruph, recording] 1.An instrument for measuring and recording brief time intervals, as the duration of the occurrence of an event. 2.An instrument for measuring time intervals. Stopwatch. See chronoscope and chronometer. (KRON uh graf')

cinematography [kinemato, motion + -graphy, recording] The art, science, or process of motion picture making. (sin'uh muh TOG ruh fee)

coronagraph [corona &graph, recording] An instrument for photographing and observing the sun's corona at times other than during a solar eclipse. (kuh ROH nuh graf')

cosmography [cosmo, universe+ -graphy, science] 1.The study of the structure and composition of nature, including astronomy, geography, and geology. 2.The descriptive study of the universe. See cosmology. (koz MOG ruh fee)

cryptography [crypto, secret + -graphy, writing] The art or science of writing and deciphering secret codes. See cryptanalysis. (krip TOG ruh fee)

crystallography [crystallo, crystal + -graphy, science] The science dealing with the structure, form, and classification of crystals. (kris'tuh LOG ruh fee)

dactylography [dactylo,finger+-graphy, science] The scientific study of fingerprints for the purpose of identification. (dak'tuh LOG ruh fee)

demographics [demo, people+ graph, recording+ -ics, knowledge] The statistical data of human populations, used to identify age, sex, education, income, etc. (dem'uh GRAF iks)

demography [demo, people+ -graphy, science] The studyof vital statistics, density, growth, etc., of human populations. (dih MOG ruh fee)

diagraph [dia-, across + graph, drawing] An instrument for making scaled drawings. (DEYE uh graf')

Dictograph [dict, speech + graph, recording] Trademark for a device for reproducing or recording telephone conversations. (DIK tuh graf')

digraph [di-, two + graph, writing] 1.A combination of two contiguous letters representing a single speech sound, as the "ph" in phone. See trigraph and diphthong. 2.A combination of two overlapping characters having a special sound or meaning. (DEYE graf)

discography [disco, disk& (biblio)graphy] 1.The cataloging and analysis of phonograph records. 2.A complete list of the recordings made by a particular artist or composer. (dis KOG ruh fee)

dysgraphia [dys-, impaired + graph, writing + -ia] Impairment of the ability to write, usually resulting from a brain lesion. See dyslexia, alexia, and agraphia. (dis GRAF ee uh)

electrocardiograph [electro, electric + cardio, heart + graph, recording] An instrument for graphically recording small electric currents originating in the heart. (ih lek'troh KAHR dee uh graf')

electroencephalograph [electro, electric + encephalo, brain + graph, recording] An instrument for graphically recording small electric currents in the brain. (ih lek'troh en SEF uh luh graf')

electromyograph [electro, electric + myo, muscle + graph, recording] An instrument for graphically recording small electric currents in functioning skeletal muscles, used in diagnosing and treating muscle and nerve disorders. (ih lek'troh MEYE uh graf')

encephalograph [encephalo, brain + graph, recording] An x-ray photograph of the brain taken after the cerebrospinal fluid has been removed and replaced with air. (en SEF uh 1uh graf')

epigraph [epi-, on + graph, writing] 1.An inscription on a statue, monument, building, etc. 2.A brief quotation preceding the text of a book, chapter, or other literary work to introduce the theme. (EP ih graf')

epigraphy [epi-, on + -graphy, writing] The scientific study and interpretation of inscriptions, especially ancient inscriptions. (ih PIG ruh fee)

ergograph [ergo, work + graph, recording] An instrument for measuring and recording a muscle's work capacity while under exertion. (UR guh graf')

ethnography [ethno, race + -graphy, writing] The branch of anthropology dealing with the descriptive study of primitive human cultures. See ethnology. (eth NOG ruh fee)

filmography [film & -graphy, writing] A list of films classified by director, actor, or subject. (fil MOG ruh fee)

geography [geo, earth + -graphy, writing] The descriptive study of the features and characteristics of the earth's surface. See geology. (jee OG ruh fee)

geopolitics [geo(graphy) &politics] The study of the relationship between geographical and political factors in a region or country. (jee'oh POL ih tiks)

glossographer [glosso, language + graph, writing + -er] A writer and compiler of glossaries. (gluh SOG ruh fer)

glyptograph [Grk > glyphein, to engrave + graph, drawing] A design carved or engraved on a precious stone. See glyptics. (GLIP tuh graf')

graph [graph, drawing] Any of several diagrams, drawings, or pictures used for displaying numerical relationships. (graf)

grapheme [graph, uniting + -eme, structural unit] 1.The smallest unit of a writing system, as a letter. 2.One or more letters representing a single phoneme. (GRAF eem)

graphemics [graphem(e) & -ics, study of] The branch of linguistics dealing with the study of the relations between the writing system and speech sounds of a language. (gruh FEE miks)

graphic [graph, written + -ic] 1.Written, described, or presented in vivid detail. 2.Pertaining to written or pictorial representation. (GRAF ik)

graphics [graph, drawing + -ics, skill] The art or practice of making drawings in accordance with mathematical rules, as in engineering, architecture, mathematics, etc. (GRAF iks)