nullify

5 definitions • 6 examples

to make a legal agreement or decision have no legal force:

The state death penalty law was nullified in 1977.

to cause something to have no value or effect:

All my hard work was nullified when I lost my notes.

to cause an agreement or result to be no longer effective or consider it as not existing:

The referee nullified the goal.

to make a legal agreement or decision no longer have any legal force:

The airline wants to nullify employees' contracts if no settlement is reached.

to cause something to have no value or effect:

A suit has been filed against the directors, charging them with conspiring to nullify a shareholder vote.

The US stated that any reductions in greenhouse gases by the West must not be nullified by increased emissions from developing nations.