do·mo·ic acid  (də-mō'ĭk)  n. A water-soluble amino acid found in various marine algae that is a potent, often deadly neurotoxin to humans when consumed in contaminated mussels, clams, crabs, and anchovies. [From Japanese dialectal (Tokunoshima Island) domoi, seaweed (Chondria armata) in which the toxin is found.] |