Chemical energy. Chemical Energy is energy stored in the bonds of chemical compounds (atoms and molecules). It is released in a chemical reaction, often producing heat as a by-product (exothermic reaction). Batteries, biomass, petroleum, natural gas, and coal are examples of stored chemical energy.
Freebase(5.00 / 1 vote)Rate this definition: A character is a person in a narrative work of arts. Derived from the ancient Greek word kharaktÃªr, the English word dates from the Restoration, although it became widely used after its appearance in Tom Jones in 1749.
A character class is defined by the abilities that it lends to a character  as such, two different characters with the same class are theoretically interchangeable, in that they have the same power set and can play the same role in the game because of their similar abilities.