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 by weight.

a word that combines two or more different words. Often, the meaning of the compound cannot be discovered by knowing the meaning of the different words that form it. Compounds may be written …

Compound definition: composed of two or more parts, elements, or ingredients.. See examples of COMPOUND used in a sentence.

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 having two hydrogen …

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.

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

Nov 15, 2025 · Definition of compound: In chemistry, a compound is a pure substance that is composed of two, or more different elements, chemically combined with one another in a definite ratio.

Feb 11, 2025 · A compound is a chemical substance formed when two or more elements are chemically bonded together in fixed proportions, exhibiting properties distinct from those of its individual …

Chemical compounds Potassium ferricyanide is a compound of potassium, iron, carbon and nitrogen; although it contains cyanide anions, it does not release them and is nontoxic. A chemical compound …