Reaction between antibody and soluble antigen, such as toxin. A serological test in which a virus in suspension is neutralised by specific antibodies added to the suspension and loses its infectivity. Viruses are also neutralised by antibodies.
a chemical reaction in which an acid and a base interact with the formation of a salt; with strong acids and bases the essential reaction is the combination of hydrogen ions with hydroxyl ions to form water
generally refers to the reaction of an acid with an alkali to produce a solution, or a salt that is neither acid nor alkaline.