(adj) free from undue bias or preconceived opinions, Syn. impartial, Ant. prejudiced, Example:an unprejudiced appraisal of the pros and cons; the impartial eye of a scientist
The Collaborative International Dictionary of English (GCIDE) v.0.53 Collaborative International Dictionary (GCIDE)
a. 1. Not prejudiced; free from undue bias or prepossession; not preoccupied by opinion; impartial; as, an unprejudiced mind; an unprejudiced judge. [ 1913 Webster ]
2. Not warped or biased by prejudice; as, an unprejudiced judgment. [ 1913 Webster ]
-- Un*prej"u*diced*ness, n. V. Knox. [1913 Webster]