tu·a·mo·tu·an I. \| ̷ ̷ ̷ ̷|mōtüən\adjective Usage: usually capitalized Etymology:Tuamotu islands, So. Pacific Ocean + English -an, adjective suffix : of or relating to the Tuamotu archipelago or its inhabitants II. noun (-s) Usage: usually capitalized Etymology:Tuamotu islands + English -an, n. suffix 1.: a native of the Tuamotu islands 2.: tuamotu