I'm not sure how Firefox handles its spell-checking, but note that aspell doesn't know about Ubuntu either.
[EMAIL PROTECTED]:~$ aspell -a @(#) International Ispell Version 3.1.20 (but really Aspell 0.60.4) dog * Ubuntu & Ubuntu 31 0: Bunt, Bantu, Bounty, Unburnt, Urbanity, Subunit, Burnt, Unbent, Bent, Abound, Abut, Aunt, Unto, Burnout, Unity, Ubangi, Unit, Untie, Auburn, Int, Unite, Burnett, Unbound, Cobnut, Benet, Urban, About, Bound, Undue, Ont, Ant cat * At least OpenOffice gets it. :) -- Firefox cannot spell Ubuntu https://launchpad.net/bugs/63499 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs