millivoltmetern.
/ˌmɪlɪˈvəʊltˌmiːtə/, /ˌmɪlɪˈvɒltˌmiːtə/, U.S. /ˌmɪləˈvoʊltˌmidər/ An instrument for measuring voltages of the order of millivolts.
ΘΚΠ
the world > matter > physics > electromagnetic radiation > electricity > voltage > electrical potential > [noun] > unit of electromotive force > instrument measuring
voltmeter1882
millivoltmeter1907
multimeter1907
kilovoltmeter1923
peak voltmeter1924
1907 H. H. Norris Introd. Study Electr. Engin. xii. 346 The instrument..usually known as a milli-voltmeter.
1935 C. J. Smith Intermediate Physics (ed. 2) xlviii. 807 The potential differences between C and D and across S are measured with the aid of the millivoltmeter.
1971 Nature 15 Jan. 167/2 Screen leads connected the coils to a millivoltmeter arranged to read from −50 to +50.
1990 Healthy Eating Feb.–Mar. 16/3 Each individual filling is tested to check the electrical potential with a millivoltmeter.
This entry has been updated (OED Third Edition, March 2002; most recently modified version published online March 2022).
<
n.1907