icebound

from WordNet (r) 3.0 (2006)

icebound
    adj 1: locked in by ice; "icebound harbors"

from The Collaborative International Dictionary of English v.0.48

Icebound \Ice"bound`\, a.
   Totally surrounded with ice, so as to be incapable of
   advancing; as, an icebound vessel; also, surrounded by or
   fringed with ice so as to hinder easy access; as, an icebound
   coast.
   [1913 Webster]