Usability definition

The definition of usability refers to whether an item is capable of being used for its intended purpose, and refers to the difficulty of making use of the item for its intended purpose.

A computer program that is really simple and easy to use to perform desired tasks is an example of a program that has a good usability rating.

adjective
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The state or condition of being usable.
noun
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The degree to which an object, device, software application, etc. is easy to use with no specific training.
noun
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Other Word Forms

Noun

Singular:
usability
Plural:
usabilities

Origin of usability

  • usable +"Ž -ity.

    From Wiktionary