leatherback turtle vs leatherback

leatherback turtle and leatherback both are nouns.

Word	Noun	Adjective	Verb	Adverb
leatherback turtle	Yes	No	No	No
leatherback	Yes	No	No	No

As nouns, leatherback turtle and leatherback are synonyms defined as:

leatherback turtle and leatherback: wide-ranging marine turtle with flexible leathery carapace; largest living turtle

Other synonyms of leatherback turtle include Dermochelys coriacea, leathery turtle.

leatherback turtle (noun)	leatherback (noun)
wide-ranging marine turtle with flexible leathery carapace; largest living turtle	wide-ranging marine turtle with flexible leathery carapace; largest living turtle