%metrograph%

n. [ Gr. ba`ros weight + me`tron measure + -graph. ] A form of barometer so constructed as to inscribe of itself upon paper a record of the variations of atmospheric pressure. [ 1913 Webster ]

n. [ Hydro-, 1 + Gr. &unr_; measure + -graph. ] An instrument for determining and recording the quantity of water discharged from a pipe, orifice, etc., in a given time. [ 1913 Webster ]

n. [ Gr. &unr_; measure + -graph. ] An instrument attached to a locomotive for recording its speed and the number and duration of its stops. [ 1913 Webster ]

n. [ Gr. th^le far + me`tron measure + -graph. ] A combination of the camera lucida and telescope for drawing and measuring distant objects. -- Tel`e*me*trog"ra*phy n. -- Tel`e*met`ro*graph"ic a. [ Webster 1913 Suppl. ]