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Webster 1913 Edition

Adj.

Capable of being obtained.

Adj.

That may be obtained; that may be procured or gained.

obtainable ‎(comparative more obtainable, superlative most obtainable)

Capable of being obtained or procured.
- 2007, Bill Mason, Connetquot targeted: BLACK POWDER HISTORY, Newsday.com, 14 July,
  Potassium nitrate, sulphur and charcoal are combined in proportions and through methods easily obtainable in books and on the Internet.

capable of being obtained