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usability

   Also found in: Dictionary/thesaurus, Legal, Wikipedia, Hutchinson 0.01 sec.

usability

How easy something is to use. Both software and Web sites can be tested for usability. Considering how difficult applications are to use and Web sites are to navigate, one would wish that more designers took this seriously. See user interface and usability lab.


usability [‚yüz·ə′bil·əd·ē]
(industrial engineering)
The characteristics which enter into a product's design and are related to its quality and reliability that enable users to perform tasks quickly and error free, as well as reduce the time and mental effort to learn or operate the product. Also known as ease of use; user friendliness.

(programming)usability - The effectiveness, efficiency, and satisfaction with which users can achieve tasks in a particular environment of a product. High usability means a system is: easy to learn and remember; efficient, visually pleasing and fun to use; and quick to recover from errors.

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But conversion is just as important," says Jakob Nielsen of the Nielsen Norman Group, internet usability experts who have released a report on e-mail newsletters promoted on web sites.
Although federally mandated, state governments and private organizations can also benefit by adhering to these standards, which enable access and usability by the widest possible audience.
The Web Metrics Testbed project focuses on experimenting with innovative tools to help with rapid, remote, and automated usability testing and evaluation of web sites.
 
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