 invalid |
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| 1. | [ noun ] (medicine) someone who is incapacitated by a chronic illness or injury | |
| Synonyms: | shut-in | |
| Related terms: | sick_person homebound | |
| 2. | [ adjective ] no longer valid | |
| Examples: | "the license is invalid" |
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| Related terms: | expired | |
| 3. | [ verb ] (work) force to retire, remove from active duty, as of firemen | |
| Related terms: | remove | |
| 4. | [ adjective ] having no cogency or legal force | |
| Examples: | "invalid reasoning" "an invalid driver's license" |
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| Related terms: | valid nugatory false invalidated bad sophistic specious fallacious illegitimate | |
| 5. | [ verb ] injure permanently | |
| Synonyms: | handicap incapacitate disable | |
| Examples: | "He was disabled in a car accident" |
|
| Related terms: | injure hock disability | |
| Similar spelling: |
invalidity invalidism invalidate inflict inability in_flight |
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