additive
/ˈæd.ɪ.tɪv/ adjective, noun
Forms additives
- adjective (mathematics) Pertaining to addition; that can be, or has been, added.
- adjective (mathematics, of a function, etc.) That is distributive over addition. “Matrix multiplication is additive, in that M#92;vecv#43;M#92;vecw#61;M(#92;vecv#43;#92;vecw).”
- adjective (group theory, of a group, semigroup, etc.) Whose operator is identified as addition. “It is natural to look at a finite cyclic group as an additive group.”
- adjective (chemistry) Pertaining to chemical addition.
- adjective (genetics) 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 A substance added to another substance or product to produce specific properties in the combined substance. “Oil may be used as an additive in gasoline to improve the lubrication of a small engine.”
- noun (grammar) A word or phrase that adds something, such as also, even, or nor.
Synonyms
Antonyms
Etymology
From Late Latin additivus, from the participial stem of Latin addere (“to add”).
Webster’s 1913
- adjective Proper to be added; positive; --opposed to subtractive.
Etymology [L. additivus.]
Sources: Wiktionary · WordNet 3.0 · Webster’s 1913 — from the Wiktionary entry “additive”, CC BY-SA 4.0. Details