The expression or holding of opinions at variance with those previously, commonly, or officially held. The judge's dissent in the case was noted for its strong language and reasoning.
A difference of opinion or feeling; disagreement. There was considerable dissent among the committee members regarding the proposed changes.
Refusal to accept the doctrines or authority of an established church; nonconformity. The history of religious dissent in the country is marked by numerous conflicts and reforms.