/ ɪnˈkwɪzətɪv; NAmE / adjective
1.
( disapproving ) asking too many questions and trying to find out about what other people are doing, etc.
SYN curious :
Don't be so inquisitive. It's none of your business!
2.
very interested in learning about many different things
SYN enquiring :
an inquisitive mind
► in·quisi·tive·ly adverb
► in·quisi·tive·ness noun [ U ]
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WORD ORIGIN
late Middle English : from Old French inquisitif , -ive , from late Latin inquisitivus , from the verb inquirere (based on quaerere seek).