POLARILY
Po"lar*i*ly, adv.

Defn: In a polary manner; with polarity. [R.] Sir T. Browne.

POLARIMETER
Po`lar*im"e*ter, n. Etym: [Polar + -meter.] (Opt.)

Defn: An instrument for determining the amount of polarization of light, or the proportion of polarized light, in a partially polarized ray.

POLARIMETRY
Po`lar*im"e*try, n. (Opt.)

Defn: The art or process of measuring the polarization of light.

POLARIS
Po*la"ris, n. Etym: [NL. See Polar.] (Astron.)

Defn: The polestar. See North star, under North.

POLARISCOPE
Po*lar"i*scope, n. Etym: [Polar + -scope.] (Opt.)

Defn: An instrument consisting essentially of a polarizer and an analyzer, used for polarizing light, and analyzing its properties.