Dissent

Early 1400s, from Latin dissentire "differ in sentiments, disagree, be at odds, contradict, quarrel," from dis- + sentire (see sense).

Full definition of dissent

(intransitive) To disagree; to withhold assent. Construed with from (or, formerly, to).

1827 Thomas Jarman, Powell's Essay on Devises 2.293:Where a trustee refuses either to assent or dissent, the Court will itself exercise his authority.
1830 Isaac D'Israeli, Commentaries on the Life and Reign of Charles the First 3.9.207:Those who openly dissented from the acts which the King had carried through the Parliament.

1654 John Trapp, A Commentary or Exposition upon the Book of Job 33.32:Some are so eristical and teasty, that they will not ... bear with any that dissent.
1662 Thomas Salusbury, Galileo's Dialogue Concerning the Two Chief World Systems (Dialogue 2):Natural reason dictates, that motion ought to be assigned to the bodies, which in kind and essence most agree with those bodies which do undoubtedly move, and rest to those which most dissent from them.
1871 George Grote, Fragments on Ethical Subjects 2.37:If the public dissent from our views, we say that they ought to concur with us.

(plural dissents)

Disagreement with the ideas, doctrines, decrees, etc. of a political party, government or religion.
An act of disagreeing with, or deviating from, the views and opinions of those holding authority.
(Anglo-American common law) A separate opinion filed in a case by judges who disagree with the outcome of the majority of the court in that case
(sports)

2014, Jacob Steinberg, "Wigan shock Manchester City in FA Cup again to reach semi-finals", The Guardian, 9 March 2014:City had been woeful, their anger at their own inertia summed up when Samir Nasri received a booking for dissent, and they did not have a shot on target until the 66th minute.

(a disagreement with ideas etc. of authority) agreement, assent, consensus, capitulation