Wiktionary

phototachymeter

English

edit

Etymology

edit

From photo- +‎ tachymeter.

Noun

edit

phototachymeter (plural phototachymeters)

  1. An electrooptical instrument for measuring distances.
edit
Retrieved from "https://en.wiktionary.org/w/index.php?title=phototachymeter&oldid=81320832"