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.
The Difference Between Soup and Stew Both soup and stew are a combination of vegetables, meat, or fish cooked in liquid. What sets these two warm and hearty dishes apart is the amount of liquid that's used for each, with stews generally containing less liquid than soup.