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 …

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 …

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 …

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

Compound means to combine; a compound is a combination or mixture of two or more things.

COMPOUND meaning: 1 : something that is formed by combining two or more parts; 2 : a substance created when the atoms of two or more chemical elements join together

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

Dec 14, 2025 · The original meaning of the word (see senses 2–4) implies resolution of a problem, not worsening. It has been suggested (Fraser 1973) that the reverse usage arose by …

something formed by compounding or combining parts, elements, etc.: Water is a compound of hydrogen and oxygen. Grammar a compound word, esp. one composed of two or more words, …