objection

plural objections

1. The act of objecting.

   last-minute objection

   1 more example

   In his submission to the UN, [Christof] Heyns points to the experience of drones. Unmanned aerial vehicles were intended initially only for surveillance, and their use for offensive purposes was prohibited, yet once strategists realised their perceived advantages as a means of carrying out targeted killings, all objections were swept out of the way.

   2013 June 7, Ed Pilkington, “‘Killer robots’ should be banned in advance, UN told”, in The Guardian Weekly, volume 188, number 26, page 6

2. A statement expressing opposition, or a reason or cause for expressing opposition (generally followed by the adposition to).

   I have no objection to any person's religion.

   1 more example

   There are millions of Jews living in this country, who have known no other home than America, many of whom have strong objections to racism–and who vote, in a supermajority, for the Democratic Party.

   2019 July 17, Talia Lavin, “When Non-Jews Wield Anti-Semitism as Political Shield”, in GQ

   Synonyms: quarrel, complaint, grievance

3. lawAn official protest raised in a court of law during a legal trial over a violation of the rules of the court by the opposing party.

   Counsel for the property owner immediately raised an objection which was sustained following argument outside the presence of the jury.

   1994, Stephen Davis Porter, editor, Illinois Appellate Reports: Official Reports of the Illinois Appellate Court, page 500

1. USlawAn assertion that a question or statement is in violation of the rules of the court.

   Objection! That is irrelevant to this case, Your Honor!