/ Dictionary / Index O open-end investment company: Meaning and Definition of Find definitions for: o'pen-end invest'ment com"pany. Pronunciation: [key] See Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. open-ended open-end mortgage Related Content Daily Word Quiz: philtrum Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language