As a noun additive
As an adjective supplementary is
additional; added to supply what is wanted.
(mathematics) Pertaining to addition; that can be, or has been, added.
(algebra) Having addition as an operator.
- Matrix multiplication is additive in that .
(chemistry) Pertaining to chemical addition.
(genetics) Describing genes (or the interaction etc. of such genes) which govern the same trait and whose effects work together on the phenotype.
- It is natural to look at a finite cyclic group as an additive group.
* additive function
* additive inverse
* additive identity
* additive group
* additive color
A substance added to another substance or product for its ability to alter its properties.
(grammar) A word or phrase that adds something, such as also'', ''even'', or ''nor .
- Oil may be used as an additive in gasoline to improve the lubrication of a small engine.
Additional; added to supply what is wanted.