2: emitting sparks when scratched or struck especially with steel
Examples of pyrophoric in a Sentence
Recent Examples on the WebIntel, Nov. 11, 1986 (Aloha): A pyrophoric gas silane cylinder leaks through a valve and catches fire.
Mike Rogoway, OregonLive.com, 17 July 2017
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'pyrophoric.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.