1An inconspicuous southern constellation (the Furnace), near Eridanus.

1. 1.1as genitive Fornacis /fɔːˈneɪsɪs/ Used with preceding letter or numeral to designate a star in the Fornax constellation.
   与其前面的字母或数字连用以标记该星座中的星天炉星座的
   the star Beta Fornacis

   天炉座β星。