Word Study
thionaphthene |
thionic |
thionine |
thionol |
thionoline |
thionyl
| thiopental
| thiopental sodium
| thiopentobarbital sodium
| thiophene
| thiophenic
thionyl
CIDE DICTIONARY
thionyl, n. [Thionic + -yl.].
The hypothetical radical SO , regarded as an essential constituent of certain sulphurous compounds; as, thionyl chloride. [1913 Webster]
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