from the GNU version of the Collaborative International Dictionary of English
- adj. Capable of being scaled.
from The Century Dictionary and Cyclopedia
- Capable of being scaled, in any sense of that word. Also spelled scaleable.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- adj. capable of being scaled; possible to scale
From scale + -able. (Wiktionary)