Sri Lanka sri·lanka US/ˈʃriˈlæŋkʌ/ uncommon noun 1. a republic on the island of Ceylon; became independent of the United Kingdom in 1948 SynonymsSri LankaDemocratic Socialist Republic of Sri LankaCeylon Related words Word family Sri LankanSri Lankan monetary unitSri Lanka rupee Broader terms country Part of ColomboKandyAdam's PeakSinhaleseSri Lankan WordNet 2.1 (Princeton University). CMU Pronouncing Dictionary. WordNet 2.1 Copyright Princeton University. All rights reserved.