unsubtractive

subtractive

[suhb-trak-tiv]
adjective
1.
tending to subtract; having power to subtract.
2.
Mathematics. (of a quantity) that is to be subtracted; having the minus sign (−).

Origin:
1680–90; subtract + -ive

nonsubtractive, adjective
nonsubtractively, adverb
unsubtractive, adjective
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Based on the Random House Dictionary, © Random House, Inc. 2014.
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World English Dictionary
subtractive (səbˈtræktɪv)
 
adj
1.  able or tending to remove or subtract
2.  indicating or requiring subtraction; having a minus sign: --x is a subtractive quantity

Collins English Dictionary - Complete & Unabridged 10th Edition
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American Heritage
Science Dictionary
subtractive   (səb-trāk'tĭv)  Pronunciation Key 
  1. Relating to the production of color by the blocking or removal of varying wavelengths, as with colored filters, or by the mixing of pigments that absorb certain wavelengths and reflect others. ◇ The subtractive primaries cyan, magenta, and yellow are those colors whose wavelengths can be filtered or absorbed in different proportions to produce all other colors. Compare additive. See Note at color.

  2. Marked by or involving subtraction.


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