informant

1. One who relays confidential information to someone, especially to the police; an informer.

   Informant, Informantin

   осведоми́тельosvedomítelʹ, осведоми́тельницаosvedomítelʹnica, информа́торinformátor

   інформа́торinformátor, інформа́торкаinformátorka

   a person who supplies information

2. (proscribed)A native speaker who acts as a linguistic reference for a language being studied. The informant demonstrates native pronunciation, provides grammaticality judgments regarding linguistic well-formedness, and may also explain cultural references and other important contextual information.

1. I can't disclose any information about the informant.

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2. Tom is an informant for the FBI.

   Том — інформатор ФБР.

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3. Tom was my informant.

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4. Our informant was mistaken.

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5. Our informant has been killed.

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