open-ended

/ˈoʊpəˌnɛndəd/

allowing a free response rather than a yes/no

open-ended in a sentence

“Ask open-ended questions to get richer responses.”

English open + end + -ed (descriptive compound)

Related Words

closed-ended

requiring a specific, limited answer

leading

tending to suggest the desired answer

probing

seeking to explore or examine deeply

rhetorical

asked for effect, not requiring an answer

hypothetical

involving or based on a supposed scenario

Socratic

using questions to stimulate critical thinking