D defs.my
Entry 1 sense Webster, 1913

Auxometer

· Aux·om·e·ter · IPA /ɔːkˈsɒmɪtə/
01 n. An instrument for measuring the magnifying power of a lens or system of lenses.
  1. 1.
    An instrument for measuring the magnifying power of a lens or system of lenses.(Optics)