Meaning of ADDITIVE in English
n. & adj.
n. a thing added, esp. a substance added to another so as to give it specific qualities (food additive).
adj. 1 characterized by addition (additive process). 2 to be added.
[ LL additivus (as ADD) ]
Concise Oxford English dictionary. Краткий оксфордский словарь английского языка. 2012