Coaling, Alabama. Coaling is a town in Tuscaloosa County, Alabama, United States. It incorporated in September 1997. At the 2010 census the population was 1,657. It is part of the Tuscaloosa, Alabama Metropolitan Statistical Area. Geography.
Wiktionary (0.00 / 0 votes) Rate this definition: dynamic equilibrium (Noun). Any equilibrium in which opposite changes occur simultaneously. dynamic equilibrium (Noun). An equilibrium in which two reversible reactions occur at the same rate.
punctuated equilibrium definition. The theory that new species evolve suddenly over brief periods of time, followed by longer periods during which there is no genetic change. Punctuated equilibrium is a revision of Darwin's theory of evolution. (Compare gradualism and catastrophism.)