The Collaborative International Dictionary of English v.0.48:

Extraterritorial \Ex`tra*ter`ri*to"ri*al\
   ([e^]ks`tr[.a]*t[e^]r`r[i^]*t[=o]"r[i^]*al), a.
   Beyond the limits of a territory or particular jurisdiction;
   exterritorial. -- Ex`tra*ter`ri*to"ri*al*ly, adv.
   [1913 Webster]

WordNet (r) 3.0 (2006):

extraterritorial
    adj 1: outside territorial limits or jurisdiction; "fishing in
           extraterritorial waters"; "enjoying exterritorial
           privileges and rights" [syn: extraterritorial,
           exterritorial] [ant: territorial]