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 …

A chemical compound is a pure substance made of two or more different elements that are chemically combined in a fixed ratio. The atoms in a compound are bonded together by strong …

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

Compound means to combine; a compound is a combination or mixture of two or more things. Compound has several specialized uses. A compound is either a mixture or two or more …

To compound a problem, difficulty, or mistake means to make it worse by adding to it. Compound is used to indicate that something consists of two or more parts or things.

Nov 7, 2025 · compound (third-person singular simple present compounds, present participle compounding, simple past and past participle compounded) (transitive) To form (a resulting …

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.

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

Compound definition: To combine so as to form a whole; mix.