Neutral

Neutral and neutrality may mean the following:

Natural science

Neutral element or identity element (mathematics), a special type of element of a set with respect to a binary operation on that set, such if applied to, or operated with any element of the set, causes no change to this last element
Neutral solution (chemistry), a solution which is neither acidic nor basic
Neutral particle (physics), a particle without electrical charge
Neutral vector (statistics), a multivariate random variable is neutral if it exhibits a particular type of statistical independence seen when considering the Dirichlet distribution
Neutral organisms (ecology), organisms are neutral if they obey the Unified neutral theory of biodiversity

Political Neutrality (international relations), A juridical stance towards an armed conflict, and a policy aiming at that juridical stance in case of war
Neutral territory, territory belonging to no one sovereign state
Neutrality of money (economy), the notion that a change in the money supply has no real effects
Neuter gender (linguistics), see grammatical gender
Neutrality (philosophy), not taking side in a controversy
Neutral level (semiotics), the physical or material creation of esthesic and poietic processes

Neutral, abbreviated 'N', in a motor vehicle transmission, when no gears are selected
Neutral point of view "NPOV" (journalism), a stance or tone that is free from bias, see Objectivity (journalism)
Neutral Nation, a group of Native Americans
Network neutrality
Neutral wire (electricity), a conductor that provides a low impedance path to the earth
Neutral alignment (role-playing games), a categorization of the moral and ethical perspective of the player characters, non-player characters, monsters, and societies in some games
Neutral color, gray
Neutral Records, a record label
Humanitarian principles#Neutrality (humanitarian principles), a principle governing humanitarian response
Switzerland, a country known for being neutral