THX, ThX or thx may refer to:
THX, an American audio company, sound certification and standard Deep Note, the THX trademark stinger sound THX 1138, a film by George Lucas Electronic Labyrinth: THX 1138 4EB, a film by George Lucas thx: "Thanks" in SMS language Oi language (ISO 639 language code thx), an Austroasiatic language found in Laos Turukhansk Airport (IATA airport code THX), Turukhansk. Krasnoyarsk, Russia ThX or Thorium X, a historic name for the radium isotope radium-224 THX, a Thai girl group
See also
TH10 (disambiguation) Thanks (disambiguation)