Search
to invalidate
01
to prove that something is incorrect or flawed, making it not acceptable or reliable
Transitive: to invalidate an idea or argument
Example
The new evidence invalidated the previous hypothesis.
Her counterargument effectively invalidated his point.
02
to cancel the legal power or effect of a document or action
Transitive: to invalidate a document or action
Example
The court invalidated the contract because it violated federal regulations.
The judge invalidated the will due to improper witness signatures.
word family
valid
Adjective
validate
Verb
invalidate
Verb
invalidator
Noun
invalidator
Noun
