English Etymology Probably named after the abundance of frigatebirds on the island (or in the area). Pronunciation IPA(key): /ˈfɹɪɡ.ət ˈaɪ̯.lənd/ Hyphenation: Frigate Is‧land Rhymes: -aɪlənd Proper noun Frigate Island An island in Grenada.Wikiwand - on Seamless Wikipedia browsing. On steroids.