from The American Heritage® Dictionary of the English Language, 4th Edition
- adj. Impossible to estimate, set, or determine: nonassessable damages.
- adj. Of or relating to capital stock for which owners cannot be assessed additional funds to cover any liabilities of the firm and therefore cannot lose any more than their original investments.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- adj. Unable to estimate or assess something; not assessable.
non- + assessable (Wiktionary)