a number to be raised to a power, exponent, index or order. These words all mean the same thing ... • a small number placed to the upper-right of the base number which shows how many copies of the bas [..]

The amount of acid, expressed in terms of the equivalent number of milligrams of potassium hydroxide, required to neutralize all basic constituents present in 1 g of sample

A class number in Dewey Decimal Classification schedules to which other numbers are appended, for example, 020 representing the library and information sciences, to which a decimal fraction may be add [..]

Quantity of hydrochloric (ASTM D974) or perchloric (ASTM D2896) acid expressed in milligrams of KOH equivalent that is required to neutralise all the basic constituents of a 1 gram sample of petroleum product. This property is used to indicate the capacity of an oil to counter the corrosive effects of acidic products of combustion.

The amount of acid needed to neutralize all or part of a lubricants alkalinity.