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Tachometer vs Theodolite - What's the difference?

tachometer | theodolite |

As nouns the difference between tachometer and theodolite

is that tachometer is a device for measuring the revolutions per minute (RPMs) of a revolving shaft, as with the driveshaft of an automobile while theodolite is a surveying instrument, consisting of a small mounted telescope, used to measure horizontal and vertical angles.

tachometer

English

Alternative forms

* tachometre (nonstandard)

Noun

(en noun)
  • A device for measuring the revolutions per minute (RPMs) of a revolving shaft, as with the driveshaft of an automobile.
  • A device for measuring or indicating velocity or speed, as of blood, a river, a machine, etc.

    • Synonyms

    * (device for measuring velocity) speedometer

    Related terms

    * tachymeter

    theodolite

    English

    Noun

    (en noun) (wikipedia theodolite)
  • A surveying instrument, consisting of a small mounted telescope, used to measure horizontal and vertical angles.

    • See also

    *tribrach English terms with unknown etymologies