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. A noun phrase is word group with a noun or pronoun as its head. The simplest noun phrase consists of a single noun, as in the sentence  Bells were ringing.. The head of a noun phrase can be accompanied by modifiers, determiners (such as the, a, her), and/or complements, as in .The cheerful bells of the church were ringing..he simplest noun phrase consists of a single noun, as in the sentence  Bells were ringing.. The head of a noun phrase can be accompanied by modifiers, determiners (such as the, a, her), and/or complements, as in . The cheerful bells of the church were ringing..