echometer

noun

echometer

noun

Etymology From echo- + -meter.

1

A graduated scale for measuring the duration of sounds and determining the relation of their intervals.

  • nothing would be more advantageous than the use of his general Echometer to determine precisely the duration of measures and of beats1781, Jean-Jacques Rousseau, Essay on the Origin of Languages and Writings Related to Music:

Entry derived from the Wiktionary, under licence CC BY-SA 4.0 — list of authors.