The most common and most likely answer to this crossword clue is the 8 letter word UNBIASED
I've seen this crossword clue in The Times
U
N
B
I
A
S
E
D
More clues leading to the result UNBIASED
- Fair representation of Buendias
- Impartial peacekeepers stationed around India
- Snub idea that's outrageous without taking sides
- Just pay attention to upper-class ideas for a change!
- Impartial peacekeepers stationed around Indonesia’s capital
- Snub idea that’s crazy? That’s fair
- SE Dubai along with the north became nonpartisan
- Equitable boundaries redrawn; there's no alternative
- Central fund for one settled outside, is it fair?
- A rubbish bin used outside is not loaded
Buddy explains!

The straight part
We know that "Impartial" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case impartial = unbiased.The cryptic/wordplay part
In cryptic crossword there's often an wordplay/cryptic part as well.This part involves a more complex hint, such as an anagram, homophone, hidden word, etc.
Sadly, We don't have an explanation for this specific crossword clue yet.
What does UNBIASED mean?
UNBIASED adjective- Impartial or without bias or prejudice.