usability
The degree to which a software application, physical product, or system can be used by consumers to achieve quantified objectives effectively and efficiently.
Usability is not just about whether a product works, but how easily, intuitively, and satisfyingly a human can operate it.
Word relationships
- user-friendliness: User-friendliness is an informal term, whereas usability is a formal, measurable metric in design and engineering.
- operability: Operability refers to whether a machine can be run technically, while usability focuses on the human experience of running it.
- unusability: The state of being impossible or highly difficult to use.
Commonly confused with
- utility: Utility refers to the functional capabilities of a product, while usability refers to how easily a user can access those capabilities.
Word family
- usable (adjective): Able or fit to be used.
Collocations
- usability testing
- usability study
- improve usability
- usability guidelines
Example sentences
- "During usability testing, we discovered that older users struggled to read the small font on the control panel." User experience testing
- "The designer prioritized usability over complex features, resulting in a clean and intuitive interface." Product design guidelines
Memory hook
Think of 'use-ability'—the actual 'ability' of an average person to 'use' the product without getting frustrated. Usability is the ease of use.
When not to use
Do not confuse with 'utility' (whether a product has the necessary features) or 'usefulness' (whether the product is needed).
Fun facts
- Jakob Nielsen, a pioneer of usability, established 'Nielsen's Heuristics,' a set of ten broad principles for user interface design that remain industry standards.
Explore more words
effective, efficiency, feasibility, productivity, efficacy, heuristic
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