Breadcrumb Home > Dictionary > Index C common disaster: Meaning and Definition of Find definitions for: com'mon disas'ter Pronunciation: [key] — Insurance. Insurance. the death of an insured party and a beneficiary occurring at the same time in the same accident. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. common difference common divisor ✖ Related Content Daily Word Quiz: ultimathule Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language