fuel cell

noun
Updated on: 20 Nov 2017

Definition of fuel cell

: a device that continuously changes the chemical energy of a fuel (such as hydrogen) and an oxidant directly into electrical energy

Recent Examples of fuel cell from the Web

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'fuel cell.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of fuel cell

1922


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