- 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. The Chancellor compounded the situation by ruling out an early cut in interest rates.
- 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 specialist) 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 Word Originverb late Middle English compoune (verb), from Old French compoun-, present tense stem of compondre, from Latin componere
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BrE BrE//kəmˈpaʊnd//; NAmE NAmE//kəmˈpaʊnd//Verb Forms present simple I / you / we / they compound
BrE BrE//kəmˈpaʊnd//; NAmE NAmE//kəmˈpaʊnd//he / she / it compounds
BrE BrE//kəmˈpaʊndz//; NAmE NAmE//kəmˈpaʊndz//past simple compounded
BrE BrE//kəmˈpaʊndɪd//; NAmE NAmE//kəmˈpaʊndɪd//past participle compounded
BrE BrE//kəmˈpaʊndɪd//; NAmE NAmE//kəmˈpaʊndɪd//-ing form compounding
BrE BrE//kəmˈpaʊndɪŋ//; NAmE NAmE//kəmˈpaʊndɪŋ//