questionnaire/ˌk(w)ɛstʃəˈnɛə/EtymologyBorrowed from French questionnaire, from Late Latin quaestionarius, from quaestio (English question) + -arius, from quaerō (“to question”) (English query).questionnaire means A form containing a list of questions; a means of gathering information for a survey. Lexicurio rates it Rare gem — a strength score of 74 out of 100.nounA form containing a list of questions; a means of gathering information for a survey.“carry out a questionnaire”verbTo survey using questionnaires.