fuel cell. (physical chemistry). An electrochemical device in which the reaction between a fuel, such as hydrogen, and an oxidant, such as oxygen or air, converts the chemical energy of the fuel directly into electrical energy without combustion.
The word 'soup' is a noun, a common, concrete noun; a word for a thing. The word 'soup' also functions informally as a verb for the term to 'soup up', to change something inâ¦ order to make it faster or more powerful or effective. 2 people found this useful.
Definition of soup. 1  1 : a liquid food especially with a meat, fish, or vegetable stock as a base and often containing pieces of solid food. 2  2 : something (as a heavy fog or nitroglycerine) having or suggesting the consistency or nutrient qualities of soup. 3  3 : an unfortunate predicament that stunt landed her in the soup.