polarimeter

views updated May 18 2018

po·lar·im·e·ter / ˌpōləˈrimitər/ • n. an instrument for measuring the polarization of light, and esp. (in chemical analysis) for determining the effect of a substance in rotating the plane of polarization of light.DERIVATIVES: po·lar·i·met·ric / pōˌlarəˈmetrik/ adj.po·lar·im·e·try / -trē/ n.