from Wiktionary, Creative Commons Attribution/Share-Alike License
- adj. Relating to xeronic acid or its derivatives
from the GNU version of the Collaborative International Dictionary of English
- adj. Pertaining to, or designating, an acid, C8H12O4, related to fumaric acid, and obtained from citraconic acid as an oily substance having a bittersweet taste; -- so called from its tendency to form its anhydride.
from The Century Dictionary and Cyclopedia
- Noting a hypothetical acid, known only in the form of its salts or anhydrid.
From xero- + -ic (Wiktionary)