What is "stridency"

Usage examples of "stridency".

The covenants that governed the nobility, the covenants on which the world was founded, specified with absolute clarity that there should be no conflicts among noblemen and no stridency among noblewomen.

But the same couldn't be said for the hissing of pressure relief valves or the metallic clanks and stridencies that prefaced the slow rise of the pod's uncommonly large, circular forward hatch.

At worst they made a clangor of unrelated stridencies, which they could not distinguish from their best.