Definition of "Tanna"

The next mission station for us to visit was on Paama Island, where Alison Todd, an Australian nursing sister, was stationed. Alison is tall and very definite in her manner. She had worked on the island of Tanna and also at PMH before going to Paama.

2006, Ted Freeman, Doctor in Vanuatu, Suva, Fiji: Institute of Pacific Studies, University of the South Pacific, page 78