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/ˌtɛ.tɹəˌhʌɪ.dɹə(ʊ)ˈd͡ʒɛ.stɹɪn.əʊn/ · noun
(biochemistry) A banned anabolic steroid, C₂₁H₂₈O₂..
An outstanding junior prospect, setting the world junior 100m record in 1997, he appeared close to fulfilling that potential in 2002 when he won the 100m at the European championship, but in August 2003 he failed a drug test for the designer steroid tetrahydrogestrinone (THG).
Use tetrahydrogestrinone when its meaning, tone and grammar fit the full sentence. A synonym is not always a direct replacement.
Tetrahydrogestrinone means (biochemistry) A banned anabolic steroid, C₂₁H₂₈O₂..
The closest synonym depends on the sentence and intended sense.
The opposite depends on the specific sense.
An outstanding junior prospect, setting the world junior 100m record in 1997, he appeared close to fulfilling that potential in 2002 when he won the 100m at the European championship, but in August 2003 he failed a drug test for the designer steroid tetrahydrogestrinone (THG).
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