tetrahydrogestrinone

== English == === Etymology === From tetrahydro +‎ gestrinone. === Pronunciation === (Received Pronunciation) IPA(key): /ˌtɛ.tɹəˌhʌɪ.dɹə(ʊ)ˈd͡ʒɛ.stɹɪn.əʊn/ (General American) IPA(key): /ˌtɛ.tɹəˌhaɪ.dɹəˈd͡ʒɛ.stɹɪˌnoʊn/ === Noun === tetrahydrogestrinone (uncountable, abbreviation THG) (biochemistry) A banned anabolic steroid, C21H28O2.