thio-
prefixUK /θʌɪ.ə(ʊ)/ · US /θaɪ.oʊ/
Etymology Derived from Ancient Greek θεῖον (theîon, “sulfur”).
1
Chemistry, Natural sciences, Physical sciences Morpheme containing sulfur, especially a compound in which oxygen has been replaced by this element
- Chalcogen analogues of monocarboxylic acids with retained names may also be named by placing the prefix ‘thio’, ‘seleno’, or ‘telluro’ in front of the name of the acid.2013, Henri A. Favre and Warren H. Powell, eds., Nomenclature of Organic Chemistry, 765