additive [ ad-i-tiv ] SHOW IPA / ˈæd ɪ tɪv / PHONETIC RESPELLING noun something that is added, as one substance to another, to alter or improve the general quality or to counteract undesirable properties: an additive that thins paint. . Nutrition Also called food additive. a substance added directly to food during processing, as for preservation, coloring, or stabilization. something that becomes part of food or affects it as a result of packaging or processing, as debris or radiation. adjective characterized or produced by addition; cumulative: an additive process. . Mathematics (of a function) having the property that the function of the union or sum of two quantities is equal to the sum of the functional values of each quantity; linear. Words nearby additive addition polymerization
additional member system
additive inverse Origin of additive
dating back to
-ive OTHER WORDS FROM additive ad·di·tive·ly, adverb in·ter·ad·di·tive, adjective sub·ad·di·tive, adjective sub·ad·di·tive·ly, adverb
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Examples from the Web for additive
These quantities are
additive for years after 1800, and subtractive for years before that epoch.
By a most remarkable coincidence, the Egyptians, as the Mayas, considered these
additive five days unlucky.
The chief mixtures of two of the "
additive" primaries produce the "subtractive" primaries.
additive effect of stimulus of light and gravity is seen illustrated in figure 180. British Dictionary definitions for additive adjective characterized or produced by addition; cumulative noun any substance added to something to improve it, prevent deterioration, etc Word Origin for additive
C17: from Late Latin
additīvus, from addere to add
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
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Medicine definitions for additive n. A substance added in small amounts to something else to improve, strengthen, or otherwise alter it. Other words from additive ad ′di•tive adj.
The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
Science definitions for additive Noun A substance added in small amounts to something else to improve, strengthen, or otherwise alter it. Additives are used for a variety of reasons. They are added to food, for example, to enhance taste or color or to prevent spoilage. They are added to gasoline to reduce the emission of greenhouse gases, and to plastics to enhance molding capability. Adjective Relating to the production of color by the mixing of light rays of varying wavelengths. ♦ The additive primaries red, green, and blue are those colors whose wavelengths can be mixed in different proportions to produce all other spectral colors. Compare subtractive. See Note at color. Mathematics Marked by, produced by, or involving addition.
The American Heritage® Science Dictionary
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