noun
: a cosmopolitan tern ( Sterna dougalli ) having the breast roseate in the breeding season and when adult the tail deeply forked and the cap black, mantle pearl, and feet red
noun
: a cosmopolitan tern ( Sterna dougalli ) having the breast roseate in the breeding season and when adult the tail deeply forked and the cap black, mantle pearl, and feet red
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012