additive
nounmasculinetécnico/ɐ.di.ˈti.vu/medium
a·di·ti·vo
Definition
A substance added to another to modify or improve its properties (in food, fuel, materials, etc.).
Some people are allergic to certain food additives.
They used an additive to prevent the fuel from freezing.
Common collocations
food additivechemical additivefuel additive
Etymology
Do latim 'additivus, -a, -um'.