Atlantic White-Tern or common white tern (Nhàn trắng, Gygis alba), 
sometimes known as the fairy tern, angel tern and white noddy

The Atlantic white tern (Gygis alba), also known as the common white tern, is a small seabird found in the Atlantic Ocean.

Charadriiformes, Charadriidae, Charadrius: Late Latin word for a yellowish bird mentioned in the fourth-century Vulgate; from Ancient Greek kharadrios a bird found in ravines and river valleys (kharadra, "ravine").

Laridae:from Ancient Greek laros or Latin larus, which appears to have referred to a gull or other large seabird.

The name Gygis is from the Ancient Greek guges for a mythical bird.
The specific alba is Latin for "white".