sonometer

About 0.01 uses per million words.

Meaning

1. noun An audiometer .
2. noun An instrument for measuring sounds or their intervals by means of a sounding board with strings stretched above it, movable bridges, and weights for varying the tension.

Similar words

phonometer audiometer audiograph udometer nasometer tympanometer sonomicrometer ondometer tonoscope ometer

Often followed by

wire is and with to described string wires