Invalid
Look up invalid in Wiktionary, the free dictionary.
Invalid may refer to:
People
- Patient, a sick person
- An invalid, one confined to home or bed because of disability or injury
Opposite of "valid"
- Validity (logic), in logic, true premises cannot lead to a false conclusion
- Validity (statistics), a measure which is measuring what it is supposed to measure
Other uses
- .invalid, a top-level Internet domain not intended for real use
- Invalid (film), a 2023 Slovak black comedy movie
See also
- All pages with titles beginning with Invalid
- All pages with titles containing Invalid
- Void (disambiguation)
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