Please consider:
This definition includes THE nouns of some animals...
This definition includes names of some aniimals...
Cakes I make are good
The Cakes I make are good
I know that the examples with definite articles are more definite...but
I am wondering whether or not I can use both of them without any
difference in meaning (apart from the shading of little more
definiteness of the counterparts with
the, though all the examples are generic)