Meaning of “neutral” - Learner’s Dictionary

neutral

adjective uk us /ˈnjuːtrəl/
INDEPENDENT

independent and not supporting any side in an argument, fight, or competition:

neutral ground/territory
He decided to remain neutral on the issue.
COLOUR

Neutral colours are not strong or bright.

(Definition of “neutral adjective” from the Cambridge Learner’s Dictionary © Cambridge University Press)