Resolution: How finely a measurement can be read or a value resolved. A statement of
resolution is usually of the form (referring to the specifications of a DMM) “A resolution
of 100 microvolts on the 1-volt range.” This statement of resolution implies 4 1⁄2 or 5 digits
of precision. It says nothing about accuracy. Sometimes (particularly when making differential
measurements) it will be more important to have high resolution than an
accuracy sufficient to match the resolution.