a distinct period or stage in a process of change or forming part of something's development.
the final phases of the war
a genetic or seasonal variety of an animal's coloration.
a distinct and homogeneous form of matter (i.e., a particular solid, liquid, or gas) separated by its surface from other forms.
Intermolecular interactions are most significant in liquid and solid phases where molecules are very close together.
the relationship in time between the successive states or cycles of an oscillating or repeating system (such as an alternating electric current or a light or sound wave) and either a fixed reference point or the states or cycles of another system with which it may or may not be in synchrony.
Because we desire to store digital information, our system should have differing phases corresponding to the differing values of the information.