/ Dictionary / Index O ocean marine insurance: Meaning and Definition of Find definitions for: o'cean marine' insur"ance Pronunciation: [key] insurance covering risks involving the transporting of persons or goods on the high seas. Cf. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. ocean liner oceanog. Related Content Daily Word Quiz: immense Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language