Breadcrumb Home > Dictionary > Index S semiweekly: Meaning and Definition of Find definitions for: sem•i•week•ly Pronunciation: (sem"ē-wēk'lē, sem"ī-), [key] — adj., n., pl. adv. -lies, —adj. occurring, done, appearing, or published twice a week: semiweekly visits. —n. a semiweekly publication. —adv. twice a week: He traveled semiweekly to Detroit. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: semiweekly (Thesaurus) semivowel semiyearly TrendingHere are the facts and trivia that people are buzzing about. Jewish Holidays, 2010-2030 (A.M. 5770-5791) Western Christian Holidays, 2010-2030 12 Steps to a New Year New Year's Resolution to Slim Down? Martin Luther King Speeches Books of the Bible: Old Testament Books in Order ✖ Related Content Daily Word Quiz: spurious Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language