thiourea

== English == === Etymology === From New Latin, 1890–95, thio- +‎ urea. === Pronunciation === (General American) IPA(key): /θaɪoʊjʊˈɹi.ə/, /-ˈjʊəɹi.ə/ === Noun === thiourea (plural thioureas) (organic chemistry) Any of a class of compounds based on NH2-CS-NH2, formally derived from urea by replacing the oxygen atom with sulfur, used in photography as a fixing agent, in inorganic synthesis, and in medicine as an antithyroid drug. ==== Synonyms ==== thiocarbamide ==== Derived terms ==== ==== References ====