QUIES'CENT, a. [L. quiescens.]1. Resting being in a state of repose; still: not moving; as a quiescent body or fluid. 2. Not ruffled with passion; unagitated; as the mind.3. Silent; not sounded; having no sound; as a quiescent letter. Sow mow, with w quiescent; say, day, with y quiescent.
QUIES'CENT, n. A silent letter.