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Meaning of triweekly

tri•week•ly

Pronunciation: (trī-wēk'lē), [key]
— adv., adj., n., pl. -lies.
—adv.
  1. every three weeks.
  2. three times a week.
—adj.
  1. occurring or appearing every three weeks.
  2. occurring or appearing three times a week.
—n.
  1. a triweekly publication.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.