<physics, unit> One of the smaller measures of electrical currents; the millionth part of one ampere. ... (29 Oct 1998) ... Found on http://www.encyclo.co.uk/local/20973
Mi`cro·am`père' noun [ Micr- + ampère .] (Electricity) One of the smaller measures of electrical currents; the millionth part of one ampère. Found on http://www.encyclo.co.uk/webster/M/61