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hydrosulfurous

[hahy-droh-suhl-fyoo r-uh s, -druh-suhl-fer-uh s] /ˌhaɪ droʊ sʌlˈfyʊər əs, -drəˈsʌl fər əs/
adjective
Also, hydrosulphurous.
Origin
1850-1855
1850-55; hydro-2 + sulfurous
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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