Other forms: dissenting; dissented; dissents
To dissent is to publicly disagree with an official opinion or decision. Dissent is also a noun referring to public disagreement.
Both verb and noun are often used in reference to a statement by a judge who disagrees with a decision made by other judges. Dissent is also used to refer to political opposition to government policies. The verb derives from Middle English, from Latin dissentire, from the prefix dis- "apart" plus sentire "to feel."