Tachymeter

2 definitions found

From The Collaborative International Dictionary of English v.0.48 [gcide]:

  Tachymeter \Ta*chym"e*ter\, n. [Tachy- + -meter.]
     1. (Surveying) An instrument, esp. a transit or theodolite
        with stadia wires, for determining quickly the distances,
        bearings, and elevations of distant objects.
        [Webster 1913 Suppl.]
  


     2. A speed indicator; a tachometer.
        [Webster 1913 Suppl.]

From WordNet (r) 2.0 [wn]:

  tachymeter
       n : a theodolite designed for rapid measurements [syn: {tacheometer}]