Additive
WordNet

adjective


(1)   Characterized or produced by addition
"An additive process"
(2)   Designating or involving an equation whose terms are of the first degree

noun


(3)   Something added to enhance food or gasoline or paint or medicine
WiktionaryText

Adjective



  1. Proper to be added; positive; -- opposed to subtractive.
  2. Of or pertaining to addition.

Noun



  1. A substance added to another substance or product for its ability to alter the results.
    Example: Oil may be used as an additive to gasoline to improve the lubrication of a small engine
 
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