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usability - 3 dictionary results

us⋅a⋅ble

[yoo-zuh-buhl]
–adjective
1. available or convenient for use: 2000 square feet of usable office space.
2. capable of being used: That saw is no longer usable.
Also, useable.


Origin:
1350–1400; ME < MF; see use, -able


us⋅a⋅bil⋅i⋅ty, us⋅a⋅ble⋅ness, noun
us⋅a⋅bly, adverb
us·a·ble also use·a·ble   (yōō'zə-bəl)   
adj.  
  1. That can be used: usable byproducts.
  2. Fit for use; convenient to use: usable spare parts.
us'a·bil'i·ty, us'a·ble·ness n., us'a·bly adv.

usability programming
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.
(http://orrnet.com/).
(1999-04-01)

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