Unprejudiced, a.
1. Not prejudiced; free from undue bias or prepossession; not preoccupied by opinion; impartial; as, an unprejudiced mind; an unprejudiced judge.
2. Not warped or biased by prejudice; as, an unprejudiced judgment. -- Un*prej"u*diced*ness, n. V. Knox.
Shades of meaning
Fernald has no entry of its own for unprejudiced; he lists it under candid.
He lists it without comment; the entries above explain its neighbors.