Meaning of ADDITIVE in English

[ad.di.tive] adj (1699) 1: of, relating to, or characterized by addition

2: produced by addition

3: characterized by, being, or producing effects (as drug responses or gene products) that when the causative factors act together are the sum of their individual effects -- adv -- ad.di.tiv.i.ty n

[2]additive n (1945): a substance added to another in relatively small amounts to effect a desired change in properties "food ~s"

Merriam-Webster English vocab.      Английский словарь Merriam Webster.