tachygraphy[ta kig′rə fē, tə-]
the art or use of rapid writing; esp., ancient Greek and Roman shorthand or the medieval cursive writing, with abbreviations, etc., in these languages
Origin of tachygraphytachy- + -graphy
The art or practice of rapid writing or shorthand, especially the stenography of the ancient Greeks and Romans.
tachy- +"Ž -graphy