turkey vs Meleagris gallopavo

turkey and Meleagris gallopavo both are nouns.

Word	Noun	Adjective	Verb	Adverb
turkey	Yes	No	No	No
Meleagris gallopavo	Yes	No	No	No

As nouns, turkey and Meleagris gallopavo are synonyms defined as:

turkey and Meleagris gallopavo: large gallinaceous bird with fan-shaped tail; widely domesticated for food

turkey (noun)	Meleagris gallopavo (noun)
large gallinaceous bird with fan-shaped tail; widely domesticated for food	large gallinaceous bird with fan-shaped tail; widely domesticated for food
an event that fails badly or is totally ineffectual
flesh of large domesticated fowl usually roasted
a person who does something thoughtless or annoying