the act or condition of acquiescing or giving tacit assent; agreement or consent by silence or without objection; compliance (usually followed by to or in): acquiescence to his boss's demands.
Law. such neglect to take legal proceedings for such a long time as to imply the abandonment of a right.
Origin of acquiescence
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
1630s, "act of acquiescing," from French acquiescence, noun of action from acquiescer (see acquiesce). Meaning "silent consent" is recorded from 1640s.
Online Etymology Dictionary, © 2010 Douglas Harper