BORAC'IC, adjective [See Borax.] Pertaining to or produced from borax. Boracic acid, a compound of a peculiar base, boron, with oxygen. It is generally obtained from borax, by adding sulfuric acid. It is also found native, in certain mineral springs in Italy.
Source: Webster's 1828 American Dictionary ↗ · public-domain · returned verbatim, no AI