precursor definition, meaning - what is precursor in the British English Dictionary & Thesaurus - Cambridge Dictionaries Online

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English definition of “precursor”

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precursor

noun [C] uk   /ˌpriːˈkɜː.sər/  us   /-ˈkɝː.sɚ/ formal
something that happened or existed before another thing, especially if it either developed into it or had an influence on it: Sulphur dioxide is the main precursor of acid rain. Biological research has often been a precursor to medical breakthroughs.
Translations of “precursor”
in Chinese (Traditional) 先驅,先鋒, 先兆,前兆…
in Russian предшественник, предтеча…
in Turkish öncü, haberci, müjdeci…
in Chinese (Simplified) 先驱,先锋, 先兆,前兆…
in Polish prekursor/ka…
(Definition of precursor from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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