additive
1. A substance not naturally a part of a material ( e.g., food) but deliberately added to fulfill some specific purpose ( e.g., preservation). 2. Tending to add or be added; denoting addition. 3. In metrical studies ( e.g., genetics, epidemiology, physiology, statistics), having the property that the total combined effect of two or more factors equals the sum of their individual effects in isolation. Cf.:synergism.

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ad·di·tive 'ad-ət-iv adj 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
ad·di·tive·ly adv
ad·di·tiv·i·ty .ad-ə-'tiv-ət-ē n, pl -ties
additive n a substance added to another in relatively small amounts to effect a desired change in properties esp an agent added to a foodstuff to improve color, flavor, texture, or keeping qualities

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ad·di·tive (adґĭ-tiv) 1. characterized by addition; see also under effect. 2. a substance, such as a flavoring agent, preservative, or vitamin, added to another substance (such as a food or drug) that is to be ingested.

Medical dictionary. 2011.

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  • Additive — (lat. additivum „hinzugegeben, beiliegend“), auch Hilfsstoffe oder Zusatzstoffe sind Zusatzstoffe, die Produkten in geringen Mengen zugesetzt werden, um bestimmte Eigenschaften zu erreichen oder zu verbessern. Additive werden eingesetzt, um einen …   Deutsch Wikipedia

  • Additive — may refer to:* Additive function, a function which preserves addition * Additive inverse, an arithmetic concept * Additive category, a preadditive category with finite biproducts * Additive rhythm, a larger period of time constructed from smaller …   Wikipedia

  • Additive — Ad di*tive, a. [L. additivus.] (Math.) Proper to be added; positive; opposed to {subtractive}. [1913 Webster] …   The Collaborative International Dictionary of English

  • additive — I noun accrual, addendum, addition, adjunct, appurtenance, attachment, augmentation, enhancement, extension, increment, supplement II index addition, additional, bonus, codicil, cumulative ( …   Law dictionary

  • Additive — Additive,   Singular Additiv das, s, englisch Additives [ ædɪtɪvz], Substanzen, die Kraft und Kunststoffen, Lacken, Schmierölen, Waschmitteln u. a. Produkten in kleinen Mengen zugesetzt werden, um deren Qualität zu verbessern oder ihre… …   Universal-Lexikon

  • additive — summative, *cumulative, accumulative Analogous words: aggregative, conglomerate, agglomerative (see corresponding nouns at AGGREGATE): constituent, component, elemental (see corresponding nouns at ELEMENT) …   New Dictionary of Synonyms

  • additive — [n] added ingredient accompaniment, addition, add on, extra, flavor enhancer, preservative, supplement; concepts 640,835 …   New thesaurus

  • additive — ► NOUN ▪ a substance added to improve or preserve something. ► ADJECTIVE ▪ relating to or produced by addition …   English terms dictionary

  • additive — [ad′ə tiv] adj. [LL additivus: see ADD1] 1. showing or relating to addition 2. to be added n. a substance added to another in small quantities to produce a desired effect, as a preservative added to food or an antiknock added to gasoline …   English World dictionary

  • additivé — additif, ive [ aditif, iv ] adj. et n. m. • 1843; bas lat. additivus 1 ♦ Relatif à l addition. Math. Loi additive : loi de composition interne notée +. ⇒ addition. 2 ♦ N. m. (1946) Supplément, article additionnel. Un additif au budget. Adj. Note… …   Encyclopédie Universelle

  • additive — additively, adv. /ad i tiv/, n. 1. 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. 2. Nutrition. a. Also called food additive. a… …   Universalium

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