Meaning of usable

us•a•ble

Pronunciation: (y'zu-bul), [key]
— adj.
  1. available or convenient for use: 2000 square feet of usable office space.
  2. capable of being used: That saw is no longer usable.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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