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 …

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.

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.

compound noun [C] (GRAMMAR) a noun, verb, or adjective that is made by two or more words used together. For example, ' golf club ' is a compound.

English compound ... A compound is a word composed of more than one free morpheme. [1] The English language, like many others, uses compounds frequently. English compounds may be …

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.

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