micromillimeter

2 definitions found

micromillimeter - Collaborative International Dictionary of English v.0.48 :

  Micromillimeter \Mi`cro*mil"li*me`ter\, n. [Micro- +
     millimeter.]
     The millionth part of a meter.
  
     Note: The millionth part of a meter is now termed a micron,
           and the word micromillimeter does not conform to the IS
           use of the prefix micro-.
           [1913 Webster +PJC]

micromillimeter - WordNet (r) 2.1 (2005) :

  micromillimeter
      n 1: a metric unit of length equal to one billionth of a meter
           [syn: nanometer, nanometre, nm, millimicron,
           micromillimeter, micromillimetre]