/ Dictionary / Index O osmund: Meaning and Definition of Find definitions for: os•mund Pronunciation: (oz'mund, os'-), [key] — n. any fern of the genus Osmunda, esp. the royal fern. os•mund Pronunciation: (oz'mund, os'-), [key] — n. a superior quality of iron, formerly used for fishhooks, arrowheads, etc. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: osmund (Thesaurus) osmotic pressure Osnabrück Related Content Daily Word Quiz: jugular Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language