nonfunctional
Definition
- Adjective:
- Not performing or able to perform its regular function: Describes something that is broken, defective, or not working as it should.
- Not having or performing a function: Describes something that lacks a practical purpose or role; it is decorative or superfluous.
Usage Examples
- Adjective:
- The fire alarm was found to be nonfunctional during the safety inspection.
- After the power surge, several ports on the router became nonfunctional.
- The ornate carving on the pillar is purely decorative and nonfunctional.
Advanced Usage
- In biology or engineering, nonfunctional can describe a part, gene, or component that has lost its original purpose through evolution or design.
- The appendix is often considered a nonfunctional vestigial organ in humans.
- In software development, nonfunctional requirements refer to system attributes like security or usability, rather than specific behaviors. However, the adjective itself still means "not working."
- The prototype looked good, but its user interface was completely nonfunctional.
Variants and Related Words
- Malfunctioning (adj, participle): Failing to function normally. Often used interchangeably with for broken items.
- The malfunctioning elevator caused delays.
- Defunct (adj): No longer existing or functioning. Often used for organizations or systems, not typically for temporarily broken items.
- The defunct company's website is still online but nonfunctional.
- Decorative (adj): Serving to make something look more attractive; ornamental. A synonym for the "lacking a function" sense.
- The decorative shutters on the house are nonfunctional.
Synonyms
- Broken
- Inoperative
- Useless (for the "lacking a function" sense)
- Inactive
Antonyms
- Functional
- Operational
- Working
- Useful
Related Phrases
- To render something nonfunctional: To cause something to stop working.
- The virus rendered the critical software nonfunctional.
- Nonfunctional prototype: A model or early sample built to test a concept, which may not actually work.
- The first model was a nonfunctional prototype made of clay.
Adjective
-
not performing or able to perform its regular function
-
a malfunctioning valve
-
-
not having or performing a function
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