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invalid - Meaning and Examples

Meaning of 'invalid' (Webster Dictionary)

1 . Invalid [ a.]
- Of no force, weight, or cogency; not valid; weak.
- Having no force, effect, or efficacy; void; null; as, an invalid contract or agreement.
- A person who is weak and infirm; one who is disabled for active service; especially, one in chronic ill health.
2 . Invalid [ n.]
- Not well; feeble; infirm; sickly; as, he had an invalid daughter.
3 . Invalid [ v. t.]
- To make or render invalid or infirm.
- To classify or enroll as an invalid.

Meaning of 'invalid' (Princeton's WordNet)

1 . invalid [ v]
Meaning (1):
- injure permanently
Example in sentence:
  • He was disabled in a car accident
2 . invalid [ a]
Meaning (2):
- having no cogency or legal force
Example in sentence:
  • an invalid driver's license;
  • invalid reasoning
3 . invalid [ s]
Meaning (3):
- no longer valid
Example in sentence:
  • the license is invalid

Nearby Words:

invade invaded invader invading invaginate invaginated invagination invalescence invaletudinary invalidate

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