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usable

[yoo-zuh-buh l] /ˈyu zə bəl/
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
1350-1400; Middle English < Middle French; see use, -able
Related forms
usability, usableness, noun
usably, adverb
nonreusable, adjective, noun
nonusable, adjective
reusability, noun
reusable, adjective
reusableness, noun
unusable, adjective
unusableness, noun
unusably, adverb
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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British Dictionary definitions for usably

usable

/ˈjuːzəbəl/
adjective
1.
able to be used
Derived Forms
usability, useability, usableness, useableness, noun
usably, useably, adverb
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Word Origin and History for usably

usable

adj.

late 14c., from Old French usable (early 14c.), from user (see use). Not a common word before c.1840. Related: Usably.

Online Etymology Dictionary, © 2010 Douglas Harper
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11
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