adjective ad·di·tive \ˈa-də-tiv\

Definition of ADDITIVE

:  of, relating to, or characterized by addition <an additive process>
:  produced by addition
:  characterized by, being, or producing effects (as drug responses or gene products) that when the causative factors act together are the sum of their individual effects
ad·di·tive·ly adverb
ad·di·tiv·i·ty \ˌa-də-ˈti-və-tē\ noun

Examples of ADDITIVE

  1. <certain drugs have additive effects when taken in conjunction with each other that one doesn't see when any one is used alone>

First Known Use of ADDITIVE


Other Mathematics and Statistics Terms

abscissa, denominator, divisor, equilateral, exponent, hypotenuse, logarithm, oblique, radii, rhomb



: something (such as a chemical) that is added in small amounts to a substance to improve it in some way

Full Definition of ADDITIVE

:  a substance added to another in relatively small amounts to effect a desired change in properties <food additives>

Examples of ADDITIVE

  1. a gasoline additive to reduce pollution

First Known Use of ADDITIVE


Other Food Terms

Reuben, calamari, chuck, curry, edamame, foie gras, hummus, leaven, nonpareil, peel
ADDITIVITY Defined for Kids


noun ad·di·tive \ˈa-də-tiv\

Definition of ADDITIVE for Kids

:  a substance added to another in small amounts <The gasoline additive improves engine performance.>


Next Word in the Dictionary: additive identityPrevious Word in the Dictionary: addition theoremAll Words Near: additive
July 29, 2015
indomitable Hear it
incapable of being subdued or conquered
Take a 3-minute break and test your skills!
How to use a word that (literally) drives some people nuts.
Test your vocab with our fun, fast game
Ailurophobia, and 9 other unusual fears