marine

nouns

a soldier who serves both on shipboard and on land
is a type of (narrower)
an enlisted man or woman who serves in an army
"the soldiers stood at attention"

adjectives

of or relating to the sea
"marine explorations"
pertains to
relating to or involving ships or shipping or navigation or seamen
"nautical charts"; "maritime law"; "marine insurance"
pertains to
of or relating to military personnel who serve both on land and at sea (specifically the U.S. Marine Corps)
"marine barracks"
pertains to
domain region
North American republic containing 50 states - 48 conterminous states in North America plus Alaska in northwest North America and the Hawaiian Islands in the Pacific Ocean; achieved independence in 1776
relating to or characteristic of or occurring on or in the sea
is similar to
of or taking place in the deeper parts of the sea
"deep-sea fishing"; "deep-sea exploration"
is similar to
used on the high seas
"seafaring vessels"
is similar to
constituting or living in the open sea
"oceanic waters"; "oceanic life"
is similar to
at some distance from the shore
"offshore oil reserves"; "an offshore island"
is similar to
being or passing over or across the sea
"some overseas trade in grain arose"
is similar to
formed or situated or occurring beneath the ocean or the ocean bed
"suboceanic oil resources"
native to or inhabiting the sea
"marine plants and animals such as seaweed and whales"
is similar to
operating or living or growing in water
"boats are aquatic vehicles"; "water lilies are aquatic plants"; "fish are aquatic animals"