SINCE 1828
additive
adjective
ad·di·tive
| \ ˈa-də-tiv
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Definition of additive
(Entry 1 of 2)
1
: of, relating to, or characterized by addition
an additive process
2
: produced by addition
3
: characterized by, being, or producing effects (such as drug responses or gene products) that when the causative factors act together are the sum of their individual effects
additive
nounDefinition of additive (Entry 2 of 2)
: a substance added to another in relatively small amounts to effect a desired change in properties
food additives
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Other Words from additive
Adjective
additively
adverb
additivity
\ ˌa-də-ˈti-və-tē
\
noun
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noun
Synonyms for additive
Synonyms: Adjective
accretive, accumulative, conglomerative, cumulative, incremental
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Examples of additive in a Sentence
Adjective
certain drugs have additive effects when taken in conjunction with each other that one doesn't see when any one is used aloneNoun
a gasoline additive to reduce pollutionRecent Examples on the Web: Adjective
Perhaps the bass guitar throbs from your right side, the synth from the left, and the kick drum is an additive force on both sides. — Hayden Dingman, PCWorld, "Razer HyperSense's vision for haptic-filled PC gaming shakes up the future of peripherals," 10 Jan. 2019 Some of these offices are additive in existing locations. — Samuel Axon, Ars Technica, "Apple will spend $1 billion and hire up to 15,000 people for new Austin office," 13 Dec. 2018 As for consumers who still subscribe to traditional cable and for whom these streaming services are just additive, there are no ifs, ands, or buts about it: the monthly fees are mounting. — Samuel Axon, Ars Technica, "HBO, CNN, DC Comics, and more could join a streaming video service under AT&T," 10 Oct. 2018 For two reasons: first, many companies are slow to adopt additive due to resistance from veteran engineers and designers who don’t want to learn a new manufacturing approach all over again. — Pam Baker, Ars Technica, "Artificial Intelligence and the coming of the self-designing machine," 6 Dec. 2018 The excitement of the Menil has always been the contrast between its contemplative interiors and its additive plan. — Alexandra Lange, Curbed, "A museum grows in Houston," 1 Nov. 2018 The rest is an additive effect provided by the expansion of happy little plants. — Scott K. Johnson, Ars Technica, "Carpeting Sahara with wind and solar farms could make it rain," 8 Sep. 2018 But each one is still additive to the overall picture. — Nicholas Thompson, WIRED, "How Facebook Wants to Improve the Quality of Your News Feed," 23 May 2018 Ketamine augments the brain's ability to change, which could explain why talk therapy might be additive. — Moises Velasquez-manoff, WIRED, "Ketamine Stirs Up Hope—and Controversy—as a Depression Drug," 8 May 2018Recent Examples on the Web: Noun
Investigators later determined that Department of Environmental Quality officials misread federal guidelines and did not require use of corrosion-control additives. — John Flesher, The Seattle Times, "Michigan governor revamps environmental agency after Flint," 4 Feb. 2019 Fentanyl is a synthetic opioid commonly used as an additive to heroin, and has been blamed for a spike in drug overdose deaths around the country. — Peter Hermann, Washington Post, "Officials investigating possibility fentanyl caused workers to fall ill at D.C. jail," 15 Mar. 2018 Denmark did it 15 years ago, and since then the United States and more than 40 other higher-income countries have been working on getting the additives out of their food supplies. — Washington Post, "UN health agency aims to wipe out trans fats worldwide," 14 May 2018 Research scientists at Rise developed a composite wood without additives like paint or dye, which gives its bright white color. — Liz Stinson, Curbed, "Sleek new speaker features recyclable wood cabinet," 27 Dec. 2018 Making deli meat without additives such as nitrites was particularly hard. — Heather Haddon, WSJ, "Anyone for Diglycerides? Anyone? Food Scientists Are Getting Fed Up With Picky Eaters," 12 Oct. 2018 Products free from artificial colors, preservatives, high fructose corn syrup and certain other additives make up roughly 30% of food and beverage sales and are the fastest-growing segment, according to Nielsen. — Heather Haddon, WSJ, "Anyone for Diglycerides? Anyone? Food Scientists Are Getting Fed Up With Picky Eaters," 12 Oct. 2018 While these substances are typically used in very small dosages, the 1958 Delaney Clause of the Federal Food, Drug, and Cosmetic Act requires the agency to ban any food additive shown to cause cancer in animals or humans. — Bartie Scott, Teen Vogue, "FDA Bans Certain Chemicals Often Used to Create Citrus, Mint, and Cinnamon Flavors in Things Like Ice Cream," 9 Oct. 2018 The sweet-yet-complex cherry almond scent is also completely natural and is crafted with 38 flower and plant essences instead of synthetic additives. — Maria Cassano, Allure, "Aveda's Best-Selling Cherry Almond Shampoo and Conditioner Are Finally Back in Stock," 27 July 2018These example sentences are selected automatically from various online news sources to reflect current usage of the word 'additive.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
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More Definitions for additive
additive
nounEnglish Language Learners Definition of additive
: something (such as a chemical) that is added in small amounts to a substance to improve it in some way
See the full definition for additive in the English Language Learners Dictionary
additive
noun
ad·di·tive
| \ ˈa-də-tiv
\
\
Kids Definition of additive
: a substance added to another in small amounts
The gasoline additive improves engine performance.
additive
adjective
ad·di·tive
| \ ˈad-ət-iv
\
\
Medical Definition of additive
(Entry 1 of 2)
: having or relating to a value or effect that is the sum of individual values or effects: as
a
: relating to the sum of the pharmacological responses produced by the concurrent administration of two or more drugs capable of producing the same kind of effect
b
: having a genetic effect that is the sum of the individual effects
Other Words from additive
additively
adverb
additivity
\ ˌad-ə-ˈtiv-ət-ē
\
noun,
plural additivities
\
noun,
plural additivities
additive
nounMedical Definition of additive (Entry 2 of 2)
: a substance added to another in relatively small amounts to effect a desired change in properties
especially
: an agent added to a foodstuff to improve color, flavor, texture, or keeping qualities
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