open-minded

UK: /ˌəʊpənˈmaɪndɪd/ US: /ˈoʊpənˈmaɪndɪd/ ,(ō′pən mīn′did)

WordReference Random House Learner's Dictionary of American English © 2025

o•pen-mind•ed /ˈoʊpənˈmaɪndɪd/   adj. 

1. willing to receive or consider new ideas or arguments.
2. not having or showing prejudice;
   not bigoted;
   impartial.

WordReference Random House Unabridged Dictionary of American English © 2025

o•pen-mind•ed  (ō′pən mīn′did), adj. 

1. having or showing a mind receptive to new ideas or arguments.
2. unprejudiced;
   unbigoted;
   impartial.

• 1820–30

o′pen-mind′ed•ly, adv. 
o′pen-mind′ed•ness, n. 

Collins Concise English Dictionary © HarperCollins Publishers::

open-minded adjective

1. having a mind receptive to new ideas, arguments, etc; unprejudiced

ˌopen-ˈmindedness noun