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sulfuryl chloride

or sul·fo·nyl chlo·ride

[suhl-fuh-ril klawr-ahyd, ‐fyuh-ril or suhl-fuh-nil klawr-ahyd; klawr-id, klohr‐]
noun Chemistry.
  1. a colorless liquid, SO2Cl2, having a very pungent odor and corrosive to the skin and mucous membranes: used as a chlorinating or sulfonating agent.

Origin of sulfuryl chloride

First recorded in 1865–70
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018