unairworthy
Definition
- Adjective:
- Not fit to fly: Describes an aircraft, or occasionally a component or system within an aircraft, that does not meet the required safety, maintenance, or operational standards to be legally or safely operated in flight.
Usage
- The adjective unairworthy is used to formally and technically describe the condition of an aircraft or part. It is the direct opposite of "airworthy."
- It is primarily used in aviation contexts by regulators (like the FAA), maintenance engineers, inspectors, and pilots.
- It often appears in official documents, maintenance logs, grounding orders, and safety reports.
Examples
- Adjective:
- The inspector found a crack in the wing spar and declared the plane unairworthy.
- An unairworthy aircraft must not be flown until all necessary repairs are certified.
- The maintenance log listed several unairworthy components that needed immediate replacement.
Advanced Usage
- Declared/Deemed Unairworthy: A formal finding by a qualified authority.
- Following the severe turbulence, the aircraft was temporarily deemed unairworthy for passenger flights.
- Unairworthy Condition: A state of being unfit for flight.
- The corroded fuselage represented an unairworthy condition.
Variants and Related Words
- Airworthy (adj): Fit to fly; meeting all safety standards. (Direct antonym)
- Airworthiness (n): The quality or state of being fit to fly.
- Unairworthiness (n): The state of being unfit to fly.
- The unairworthiness of the fleet led to a complete grounding.
Synonyms
- Grounded: (Specifically for an aircraft) prohibited from flying.
- Unfit for flight: A more descriptive phrase with the same meaning.
- Unserviceable: (In aviation maintenance) not in a condition for safe use.
Antonyms
- Airworthy
- Flightworthy
Adjective
-
not fit to fly
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