State of Eritrea sta·teo·fe·ritrea uncommon noun 1. an African country north of Ethiopia on the Red Sea; achieved independence from Ethiopia in 1993 SynonymsEritreaState of Eritrea Related words Broader terms African country Parts Somali peninsula Part of AsmaraMassawaEritrean WordNet 2.1 (Princeton University). WordNet 2.1 Copyright Princeton University. All rights reserved.