informant Definition in the Cambridge English Dictionary
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Definition of “informant” - English Dictionary

Definition of "informant" - American English Dictionary

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informantnoun [C]

 us   /ɪnˈfɔr·mənt/
a ​person who ​tells esp. the ​police or ​newspaperreporters about something: He was ​working as an ​undercover informant for the ​police.
(Definition of informant from the Cambridge Academic Content Dictionary © Cambridge University Press)

Definition of "informant" - British English Dictionary

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informantnoun [C]

uk   /ɪnˈfɔː.mənt/  us   /-ˈfɔːr-/
someone who gives ​information to another ​person or ​organization: a ​police/​secret informant Our ​survey is ​based on ​information from over 200 informants.
(Definition of informant from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)

Definition of "informant" - Business English Dictionary

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informantnoun [C]

uk   us   /ɪnˈfɔːmənt/
a ​person who answers ​questionsrelating to their ​opinions or ​feelings about something, so that ​information can be ​collected about it: a ​survey informant
(Definition of informant from the Cambridge Business English Dictionary © Cambridge University Press)
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