grapho-, graph-, -graph, -graphy, -grapher, -graphia
(Greek: to scratch; to write, to record, to draw, to describe; that which is written or described)
As indicated at the bottom of this page, there is a significantly large number of graphic word-entry groups in this unit. Such an extensive listing is provided to show how important the grapho- element is to the English language.
2. A highly precise instrument that measures, indicates, and records the elapsed time of an event, also those of a brief duration: Jim had a stopwatch, or chronograph, for the precise timing of the athletes competing in the race.
3. A precise time-keeper used for navigational and astronomical purposes: The chronograph was invented by Louis Moinet in 1816 to use in tracking astronomical objects in the sky.
Aircraft piloting, diving, car racing, and submarine movements also use chronographs in the present day.
2. The measurement with an instrument for recording time with extreme exactness: Mr. Fast used a watch or stopwatch with various mechanical devices in order to make accurate chronographies of his student's progress with running.
A chronography is also important in astronomical observations.
Chronostratigraphy is a system of dividing geological time into eras, periods, epochs, and ages.
2. The gold writing produced by this artistic method.