'Microvolt' definitions:

Definition of 'microvolt'

(from WordNet)
noun
A unit of potential equal to one millionth of a volt

Definition of 'Microvolt'

From: GCIDE
  • Microvolt \Mi`cro*volt"\ (m[imac]"kr[-o]*v[=o]lt`), n. [Micro- + volt.] (Elec.) A measure of electro-motive force; the millionth part of one volt. [1913 Webster]