In zoology|lang=en terms the difference between dromiid and gromiid
is that dromiid is (zoology) any member of the dromiidae while gromiid is (zoology) any member of the gromiidae.
As nouns the difference between dromiid and gromiid
is that dromiid is (zoology) any member of the dromiidae while gromiid is (zoology) any member of the gromiidae.