Synonyms for Boric Acid (same or very similar meaning)
WordNet sense 1 (a white or colorless slightly acid solid that is soluble in water and ethanol; used in the manufacture of glass and paper and adhesives and in detergents and as a flux in welding; also used as an antiseptic and food preservative):
orthoboric acidWordNet sense 2 (any of various acids containing boron and oxygen):
boracic acidFrom the ODE community, based on WordNetadd/edit