melilotic

from The Century Dictionary.

• Noting an acid, a colorless compound, , found in yellow melilot, Melilotus officinalis, and prepared by the reduction of coumarin. It forms long trimetric crystals and melts at 83° C. Also called orthohydroxycoumaric acid.

from the GNU version of the Collaborative International Dictionary of English.

• adjective (Chem.) Of, pertaining to, or obtained from, sweet clover or melilot; specifically, designating an acid of the aromatic series, obtained from melilot as a white crystalline substance.