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disulˈphonic
disulˈphonic adj.
Brit. 
/ˌdʌɪsʌlˈfɒnɪk/
, /ˌdʌɪsʌlˈfɒnɪk/U.S. /ˌdaɪsəlˈfɑnɪk/
/ˌdaɪsəlˈfɑnɪk/ΚΠ
1881 H. Watts Dict. Chem. VIII. 1857 Anthracene treated with sulphuric acid yields two disulphonic acids.
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