the GNU version of the Collaborative International Dictionary of English
adj. Of or pertaining to the sea; -- sometimes applied to rocks formed from sediments deposited upon the sea bottom.
The Century Dictionary and Cyclopedia
In zoology, living in the high seas; pelagic; marine.
Of, pertaining to, or restricted to the smaller bodies of water called seas, as distinguished from oceanic.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
adj. relating to the seas, especially smaller or inland seas
Word Usage
"Like all Mendelkinder, I was genetically programmed to be a first colonist -- in my case on the first newly discovered pan-thalassic world that needed colonization and development."