additive — English Dictionary

Adjective

1. Pertaining to addition; that can be, or has been, added.

2. That is distributive over addition.

   Usage

   • usually
   • of a function

   Examples

   Matrix multiplication is additive, in that M#92;vecv#43;M#92;vecw#61;M(#92;vecv#43;#92;vecw).

3. Whose operator is identified as addition.

   Examples

   It is natural to look at a finite cyclic group as an additive group.

4. Pertaining to chemical addition.

5. Of or pertaining to genes (or the interaction etc. of such genes) which govern the same trait and whose effects work together on the phenotype.

Noun

1. A substance added to another substance or product to produce specific properties in the combined substance.

   Synonyms

   temper

   Examples

   Oil may be used as an additive in gasoline to improve the lubrication of a small engine.

2. A word or phrase that adds something, such as also, even, or nor.

Adjective

1. designating or involving an equation whose terms are of the first degree

   Synonyms

   linear

2. characterized or produced by addition

   Antonyms

   subtractive

   Examples

   an additive process

Noun

1. something added to enhance food or gasoline or paint or medicine

   Broader terms

   additionadd-onimprover