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ethionic anhydride

noun
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Definition of ethionic anhydride

: a crystalline cyclic compound C2H4O6S2 formed by the action of sulfur trioxide on ethylene or alcohol

— called also carbyl sulfate

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First Known Use of ethionic anhydride

1857, in the meaning defined above

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“Ethionic anhydride.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/ethionic%20anhydride. Accessed 24 Oct. 2020.

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