open-minded
US /ˌoʊ.pənˈmaɪn.dɪd/
UK /ˌoʊ.pənˈmaɪn.dɪd/

1.
willing to consider new ideas; unprejudiced.
:
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She's very open-minded and always willing to listen to different perspectives.
•
To truly understand, you need to be open-minded.
willing to consider new ideas; unprejudiced.