Word:

# Additive

Ad´di`tive
 a. 1 (Math.) Proper to be added; positive; - opposed to subtractive.
 Noun 1 additive - something added to enhance food or gasoline or paint or medicine Adj. 1 additive - characterized or produced by addition; "an additive process"Antonyms: subtractive - constituting or involving subtraction; "a subtractive correction" 2 additive - designating or involving an equation whose terms are of the first degreeSynonyms: linear
 (mathematics) additive - A function f : X -> Y is additive iffor all Z <= X f (lub Z) = lub { f z : z in Z }(f "preserves lubs"). All additive functions defined over cpos are continuous.("<=" is written in LaTeX as \subseteq, "lub" as \sqcup ).
accession, accessory, accompaniment, accumulative, addenda, addendum, additament, addition, additional, additory, additum, adjunct, adjuvant, annex, annexation, appanage, appendage, appendant, appurtenance, appurtenant, attachment, augment, augmentation, chain, coda, complement, component, concomitant, constituent, continuation, corollary, cumulative, elemental, extension, extrapolation, fixture, increase, increment, offshoot, pendant, reinforcement, side effect, side issue, summational, summative, supplement, tailpiece, undergirding
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