- 1[often passive] compound something to make something bad become even worse by causing further damage or problems The problems were compounded by severe food shortages.
- 2be compounded of/from something (formal) to be formed from something The DNA molecule is compounded from many smaller molecules.
- 3[often passive] compound something (with something) (formal or technology) to mix something together liquid soaps compounded with disinfectant
- 4compound something (finance) to pay or charge interest on an amount of money that includes any interest already earned or charged
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NAmE//kəmˈpaʊnd//, NAmE//kɑmˈpaʊnd//, NAmE//ˈkɑmpaʊnd//Verb Forms present simple I / you / we / they compound
he / she / it compounds
past simple compounded
-ing form compounding