The meaning of COMPOUND is something formed by a union of elements or parts; especially : a distinct substance formed by chemical union of two or more ingredients in definite proportion …

COMPOUND definition: 1. a chemical that combines two or more elements: 2. something consisting of two or more different…. Learn more.

A chemical compound is a chemical substance composed of many identical molecules (or molecular entities) containing atoms from more than one chemical element held together by …

In chemistry, a compound is a substance that consists of two or more elements. Organic compounds contain carbon in their molecules.

The atoms in a compound are bonded together by strong chemical bonds, such as ionic or covalent bonds, which give the compound its unique structure and properties.

Sep 26, 2025 · Chemical compound, any substance composed of identical molecules consisting of atoms of two or more chemical elements. All the matter in the universe is composed of the …

Definition of compound noun in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.

Chemistry A substance made up of two or more elements joined by chemical bonds into a molecule. The elements are combined in a definite ratio. Water, for example, is a compound …

composed of two or more parts, elements, or ingredients: Soap is a compound substance. having or involving two or more actions or functions: The mouth is a compound organ.

compound meaning, definition, what is compound: a substance containing atoms from two or...: Learn more.