ADDITIVE definition: something that is added, as one substance to another, to alter or improve the general quality or to counteract undesirable properties. See examples of additive used in a sentence.

The meaning of ADDITIVE is of, relating to, or characterized by addition. How to use additive in a sentence.

Additives keep certain foods fresh. This paint has an additive that keeps mold from growing on it.

1. something that is added, as one substance to another, to alter or improve the quality or to counteract undesirable properties. 2. a. a substance added directly to food during processing, as for …

Additive definition: A substance added in small amounts to something else to improve, strengthen, or otherwise alter it.

additive, adj. & n. meanings, etymology, pronunciation and more in the Oxford English Dictionary

additive definition: substance added to another to improve or preserve it. Check meanings, examples, usage tips, pronunciation, domains, and related words. Discover expressions like "artificial additive", …

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

Feb 14, 2026 · Noun additive (plural additives) A substance added to another substance or product to produce specific properties in the combined substance.

Definition of additive noun from the Oxford Advanced Learner's Dictionary. a substance that is added in small amounts to something, especially food, in order to improve it, give it colour, make it last longer, …