in
va
li
date
Third Person
invalidates
Present Participle
invalidating
Past Tense
invalidated
Past Participle
invalidated
1
to prove that something is incorrect or flawed, making it not acceptable or reliable
transitive
- The new evidence invalidated the previous hypothesis.
- Her counterargument effectively invalidated his point.
- The flaws in the logic invalidated the entire theory.
- The team is invalidating the outdated theories.
- She invalidates faulty arguments during debates.
Antonyms:
2
to cancel the legal power or effect of a document or action
transitive
- The court invalidated the contract because it violated federal regulations.
- The judge invalidated the will due to improper witness signatures.
- The election results were invalidated because of widespread fraud.
- The agency invalidated the license after finding discrepancies in the application.
- His passport was invalidated due to incorrect information on the form.
Antonyms: