-thio·ic
\|thī|ōik\ adjective combining form
Etymology: International Scientific Vocabulary thi- + -ic
: containing one atom of sulfur replacing one oxygen atom in the molecule of an acid
< phosphorothioic acid >
< octanethioic acid C7H15COSH >
< phosphorothioic acid >
< octanethioic acid C7H15COSH >