† arˈcanna, arˈcanne Obs.
[a. F. arcanne ‘rudle, red chaulke, red oaker,’ Cotgr., prob. ad. *arcanna, variant of It. alcanna or Sp. alcana: see alcanna, alkanet.]
A kind of red chalk used by carpenters for marking timber.
| 1753 Chambers Cycl. Supp. 1880 Syd. Soc. Lex., Arcanne, a synonym of red ochre. |