boort

plural boorts

1. alternativecountableuncountableAlternative form of bort.

   Then there is another impure variety called boort, which appears to be employed only to furnish a powder by which the brilliants are ground and polished.

   1879, Robert Routledge, Discoveries and Inventions of the Nineteenth Century, page 256

1. A town in the Shire of Loddon, north western Victoria, Australia