alternative fuel

noun

Definition of alternative fuel

: a fuel for internal combustion engines that is derived partly or wholly from a source other than petroleum and that is less damaging to the environment than traditional fuels
  • alternative fuel vehicles
  • the alternative fuel industry

Recent Examples of alternative fuel from the Web

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

First Known Use of alternative fuel

1903


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allowing a liquid or gas to pass through

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