neu·tral / ˈn(y)oōtrəl/ • adj. 1. not helping or supporting either of two opposing sides, esp. countries at war; impartial: during the Second World War Portugal was neutral. ∎  belonging to an impartial party, country, or group: on neutral ground. ∎  unbiased; disinterested: neutral, expert scientific advice.2. having no strongly marked or positive characteristics or features: the tone was neutral, devoid of sentiment | a fairly neutral background will make any small splash of color stand out. ∎  Chem. neither acid nor alkaline; having a pH of about 7. ∎  electrically neither positive nor negative.• n. 1. an impartial and uninvolved country or person: he acted as a neutral between the parties | Sweden and its fellow neutrals. ∎  an unbiased person.2. a neutral color or shade, esp. light gray or beige.3. a disengaged position of gears in which the engine is disconnected from the driven parts: she slipped the gear into neutral.4. an electrically neutral point, terminal, conductor, or wire.DERIVATIVES: neu·tral·i·ty / n(y)oōˈtralitē/ n.neu·tral·ly adv.

neutral Describing a compound or solution that is neither acidic nor basic. A neutral solution is one that contains equal numbers of both protonated and deprotonated forms of the solvent.