noun
1. : tern ; especially : a common medium-sized tern ( Sterna hirundo ) that is closely related to and much resembles the arctic tern
2. : storm petrel
noun
1. : tern ; especially : a common medium-sized tern ( Sterna hirundo ) that is closely related to and much resembles the arctic tern
2. : storm petrel
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012