Progressive

Generally describes progressive as much as an "ever- increasing " or " exponentially increasing " ( and it is the opposite of regressive ). A progressive course is particularly characterized by its non-linearity, i.e., the increase in the following interval of the same size is larger. The term can have different meanings in specific areas:

Cars / RC Model ( chassis / suspension ) a spring that becomes harder with increasing pressure.
In politics as the opposition of conservatism; see progressivism
In tax law: progressive tax, progressive taxation
An action type within a language, see Progressive ( grammar)
In medicine, a worsening disease course
In video technology images in full screen method ( opposite of interlaced)
Different kinds of music: Progressive House
Progressive Jazz
Progressive Rock
Progressive Metal
Progressive Techno
Progressive Trance