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English definition of “compound”

compound

noun [C] uk   /ˈkɒm.paʊnd/ us    /ˈkɑːm-/

compound noun [C] (COMBINATION)

specialized chemistry a chemical that combines two or more elements: Salt is a compound of sodium and chlorine. Many fertilizers contain nitrogen compounds. formal something consisting of two or more different parts: Then there was his manner, a curious compound of humour and severity. specialized language 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 either as one word or as separate words: 'Bodyguard' and 'floppy disk' are two examples of compounds.

compound noun [C] (AREA)

an area surrounded by fences or walls that contains a group of buildings: The gates opened and the troops marched into their compound. The embassy compound has been closed to the public because of a bomb threat.
Grammar

compound

verb uk   /kəmˈpaʊnd/ us  

compound verb (WORSEN)

[T often passive] to make a problem or difficult situation worse: Her terror was compounded by the feeling that she was being watched. His financial problems were compounded when he unexpectedly lost his job. Severe drought has compounded food shortages in the region.

compound verb (COMBINE)

[T] to mix two things together: Most tyres are made of rubber compounded with other chemicals and materials.

compound

adjective uk   /ˈkɒm.paʊnd/ us    /ˈkɑːm-/
consisting of two or more parts specialized finance & economics used to refer to a system of paying interest in which interest is paid both on the original amount of money invested (= given to companies hoping to get more back) or borrowed and on the interest that has collected over a period of time: compound interest The investment fund has achieved annual compound returns of 18.2 percent.
Grammar
(Definition of compound from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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