great white shark vs Carcharodon carcharias

great white shark and Carcharodon carcharias both are nouns.

Word	Noun	Adjective	Verb	Adverb
great white shark	Yes	No	No	No
Carcharodon carcharias	Yes	No	No	No

As nouns, great white shark and Carcharodon carcharias are synonyms defined as:

great white shark and Carcharodon carcharias: large aggressive shark widespread in warm seas; known to attack humans

Other synonyms of great white shark include man-eater, man-eating shark, white shark.

great white shark (noun)	Carcharodon carcharias (noun)
large aggressive shark widespread in warm seas; known to attack humans	large aggressive shark widespread in warm seas; known to attack humans