COMPARATOR
Source: 567
Com″pa‐ra′tor (? or ?), n. [] (Physics) An instrument or machine for comparing anything to be measured with a standard measure; — applied especially to a machine for comparing standards of length.
Source: 567
Com″pa‐ra′tor (? or ?), n. [] (Physics) An instrument or machine for comparing anything to be measured with a standard measure; — applied especially to a machine for comparing standards of length.