plectognath vs plectognath fish

plectognath and plectognath fish both are nouns.

Word	Noun	Adjective	Verb	Adverb
plectognath	Yes	No	No	No
plectognath fish	Yes	No	No	No

As nouns, plectognath and plectognath fish are synonyms defined as:

plectognath and plectognath fish: tropical marine fishes having the teeth fused into a beak and thick skin covered with bony plates or spines

plectognath (noun)	plectognath fish (noun)
tropical marine fishes having the teeth fused into a beak and thick skin covered with bony plates or spines	tropical marine fishes having the teeth fused into a beak and thick skin covered with bony plates or spines