/ Dictionary / Index S struma: Meaning and Definition of Find definitions for: stru•ma Pronunciation: (str'mu), [key] — -mae goiter. a cushionlike swelling on an organ, as that at one side of the base of the capsule in many mosses. Stru•ma Pronunciation: (str'mä), [key] — n. a river in S Europe, flowing SE through SW Bulgaria and NE Greece into the Aegean. 225 mi. (362 km) long. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: struma (Thesaurus) strum strumectomy Related Content Daily Word Quiz: secular Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language