15-Letter Words Containing: A,A,N,N,S,T,T

• a limitation imposed on the variables of a proposition (as by the quantifiers `some' or `all' or `no')

• the act of discovering or expressing the quantity of something

• organic process by which keratin is deposited in cells and the cells become horny (as in nails and hair)

• associating with others in a brotherly or friendly way; especially with an enemy

• the condition in which a standard has been successfully established

• the imposition of standards or regulations

• the act of checking or adjusting (by comparison with a standard) the accuracy of a measuring instrument

• the act of consolidating power under a central control

• gathering to a center

• action intended to keep a country politically neutral or exclude it from a possible war

• 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

• (euphemism) the removal of a threat by killing or destroying it (especially in a covert operation or military operation)

• action intended to nullify the effects of some previous action