The most common and most likely answer to this crossword clue is the 6 letter word NEUTER
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More clues leading to the result NEUTER
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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 = neuter.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 NEUTER mean?
NEUTER noun- An organism, either vegetable or animal, which at its maturity has no generative organs, or but imperfectly developed ones, as a plant without stamens or pistils, as the garden Hydrangea; especially, one of the imperfectly developed females of certain social insects, as of the ant and the common honeybee, which perform the labors of the community, and are called workers.
- A person who takes no part in a contest; someone remaining neutral.
- (grammar) The neuter gender.
- (grammar) A noun of the neuter gender; any one of those words which have the terminations usually found in neuter words.
- (grammar) An intransitive verb or state-of-being verb.
- To remove sex organs from an animal to prevent it from having offspring; to castrate or spay, particularly as applied to domestic animals.
- To rid of sexuality.
- To drastically reduce the effectiveness of something.
- Neutral; on neither side; neither one thing nor another.
- (grammar) Having a form which is not masculine nor feminine; or having a form which is not of common gender.
- (grammar) Intransitive.
- Sexless: having no or imperfectly developed sex organs.
- Sexless, nonsexual.