tetrahydrogestrinone

UK/ˌtɛ.tɹəˌhʌɪ.dɹə(ʊ)ˈd͡ʒɛ.stɹɪn.əʊn/US/ˌtɛ.tɹəˌhaɪ.dɹəˈd͡ʒɛ.stɹɪˌnoʊn/

noun

A banned anabolic steroid, C₂₁H₂₈O₂.

OriginEnglish gestrinone ← Ancient Greek τετρᾰ- (tetră-) ← Proto-Hellenic *kʷétwores →
Scrabble 28
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Meanings

nountetrahydrogestrinone (uncountable, abbreviation THG)

abbreviation THG

  1. uncountablebiochemistryA 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).

    2008 February 13, The Guardian

Origin

  1. Proto-Indo-European*kʷetwóres
  2. Proto-Hellenic*kʷétwores
  3. Ancient Greekτέσσᾰρες (téssăres)
  4. Ancient Greekτετρᾰ- (tetră-)
  5. Englishtetra-
  6. Englishhydro
  7. Englishtetrahydro
  8. Englishgestrinone
  9. Englishtetrahydrogestrinone

From tetrahydro + gestrinone.

Full word history & related roots →
Cite this entry
APA

tetrahydrogestrinone. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/tetrahydrogestrinone

MLA

“tetrahydrogestrinone.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/tetrahydrogestrinone. Accessed November 4, 2026.

Chicago

WatkinsX Dictionary, s.v. “tetrahydrogestrinone,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/tetrahydrogestrinone.

Source: tetrahydrogestrinone on Wiktionary, CC BY-SA 4.0.