a microscope that utilizes polarized light to reveal detail in an object, used especially to study crystalline and fibrous structures.
A microscope in which the object viewed is illuminated by polarized light. Since some materials act like polarizing filters, viewing objects with polarized light can reveal such materials when ordinary light would fail to bring them into relief.
noun 1. a molecule in which the centroid of the positive charges is different from the centroid of the negative charges. noun an asymmetric molecule with non-uniform positive and negative charges; also called dipole Examples A polar molecule has a partial positive charge in one part of the molecule and complementary negative charge in another […]
noun 1. Botany. either of two female haploid nuclei, in the embryo sac of flowers, that fuse to produce a diploid nucleus, which combines with a male nucleus to form the endosperm.
[poh-lar-uh-gram] /poʊˈlær əˌgræm/ noun 1. the record produced by the action of a Polarograph.
[poh-lar-uh-graf, -grahf, puh-] /poʊˈlær əˌgræf, -ˌgrɑf, pə-/ Trademark. 1. a brand name for an instrument that automatically registers the current in electrolysis at a dropping mercury electrode.