Polarimeter

2 definitions found

From The Collaborative International Dictionary of English v.0.48 [gcide]:

  Polarimeter \Po`lar*im"e*ter\, n. [Polar + -meter.] (Opt.)
     An instrument for determining the amount of polarization of
     light, or the proportion of polarized light, in a partially
     polarized ray.
     [1913 Webster]



From WordNet (r) 2.0 [wn]:

  polarimeter
       n : an optical device used to measure the rotation of the plane
           of vibration of polarized light [syn: {polariscope}]