fortune definition: The definition of fortune is wealth, good luck or what is going to happen. (noun) An example of fortune is what someone had after inheriting millions of dollars. An example of fortune is the luck of having oil discovered on an ot...
1 Polarity (physics), a physical alignment of atoms. 2  Cell polarity, differences in the shape, structure, and function of cells. 3  Chemical polarity, a concept in chemistry which describes how equally bonding electrons are shared between atoms.  Polar reciprocation, a concept in geometry also known as polarity.
Definition of plasticity. 1 : the quality or state of being plastic; especially : capacity for being molded or altered. 2 : the ability to retain a shape attained by pressure deformation. 3 : the capacity of organisms with the same genotype to vary in developmental pattern, in phenotype, or in behavior according to varying environmental conditions.