Metrograph

Quick meaning: Metrograph is a noun meaning An instrument attached to a locomotive for recording its speed and the number and duration of its stops.

Meaning

An instrument attached to a locomotive for recording its speed and the number and duration of its stops.

More Meanings

1. A device used to measure the flow and velocity of liquids.
2. Any of various devices that continuously record several meteorological phenomena; a radiosonde or one of its precursors.
3. A device that uses reflection holograms to accurately measure three-dimensional objects, used primarily in orthodontics.

Example Sentences

Since the 1930s, the government would use radio metrographs to monitor the weather.

Metrographs have been devised for counting the revolutions and speed of locomotive wheels.

With the metrograph, the hologram is fixed and the point of light can be moved in the three orthogonal directions.

Now, equipment is available today where you can use teletype, punch cards, use a metrograph machine, or a thousand ways.

Word Forms

• metrographs

Related Words

Related dictionary entries include stathmograph, seismometrograph, micrograph, thermometrograph, hydrometrograph, microseismograph.

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