Antonyms of adj subtractive

1 sense of subtractive

Sense 1
subtractive (vs. additive) -- (constituting or involving subtraction; "a subtractive correction")

additive (vs. subtractive) -- (characterized or produced by addition; "an additive process")
        => accumulative, cumulative -- (increasing by successive addition; "the benefits are cumulative"; "the eventual accumulative effect of these substances")
        => addable, addible -- (capable of being added or added to)
        => extra, additional -- (further or added; "called for additional troops"; "need extra help"; "an extra pair of shoes")
        => complemental, complementary, completing -- (acting as or providing a complement (something that completes the whole))
        => incremental -- (increasing gradually by regular degrees or additions; "lecturers enjoy...steady incremental growth in salary")
        => intercalary -- (having a day or month inserted to make the calendar year correspond to the solar year: "Feb. 29 is an intercalary day"; "a leap year is an intercalary year")
        => summational, summative -- (of or relating to a summation or produced by summation)
        => supplementary, supplemental -- (added to complete or make up a deficiency; "produced supplementary volumes")

Similarity of adj subtractive

1 sense of subtractive

Sense 1
subtractive (vs. additive) -- (constituting or involving subtraction; "a subtractive correction")
       => ablative -- (tending to ablate; i.e. to be removed or vaporized at very high temperature; "ablative material on a rocket cone")
       => reductive -- (characterized by or causing diminution or curtailment; "their views of life were reductive and depreciatory" - R.H.Rovere)