The committee criticized him for negating the agreed-upon guidelines during the meeting.

His constant negation of others' achievements lowered the team's morale.

The philosopher's negational argument challenged the assumption that truth must always be affirmed.

Her constant negatisms drained the team's morale during the project.

Her constant negatism made it difficult for the team to move forward with the project.

After extensive debate, the policy was negatized by the board.

The committee's endorsement would have helped the bill, but the last-minute scandal managed to negatize its support.

When the committee negatizes the proposal, it overlooks its potential benefits.

The committee was negatizing the report's conclusions without offering constructive alternatives.

In classical logic, the law of double negation, which states that the negation of the negation of A implies A (¬¬A→A), is accepted as a valid principle.