ma ‧ rine /məˈriːn/ BrE AmE adjective [only before noun]
[ Date: 1300-1400 ; Language: Latin ; Origin: marinus , from mare 'sea' ]
1 . relating to the sea and the creatures that live there:
the enormous variety of marine life
the effects of oil pollution on marine mammals
marine biology
2 . relating to ships or the navy SYN maritime