Recent Examples on the WebDiscovered by Sir John Franklin in 1826, the hills are named for the sulphureous smoke emitted by the spontaneous ignition of tiny iron pyrite particles.—Rachel King, Fortune, 7 Jan. 2023
These examples are programmatically compiled from various online sources to illustrate current usage of the word 'sulphureous.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.
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