a person who gives information about a thing, a subject being studied, etc
WordReference Random House Learner's Dictionary of American English © 2025
in•form•ant /ɪnˈfɔrmənt/USA pronunciation
n. [countable]
WordReference Random House Unabridged Dictionary of American English © 2025- a person who informs or gives information, esp. secretly;
an informer.
in•form•ant
(in fôr′mənt),USA pronunciation n.
- a person who informs or gives information;
informer. - Anthropology, Sociologya person who supplies social or cultural data in answer to the questions of an investigator.
- Linguisticsa native speaker of a language who supplies utterances and forms for one analyzing or learning the language.
- Latin infōrmant- (stem of infōrmāns) present participle of infōrmāre. See inform1, -ant
- 1655–65
- 1.See corresponding entry in Unabridged source, adviser, tipster.
Collins Concise English Dictionary © HarperCollins Publishers::
'informant' also found in these entries (note: many are not synonyms or translations):