Helicon

Helicon may refer to:

• Helicon (river), a river from Greek mythology
• Helicon (crater), lunar impact crater
• Helicon (physics), low frequency electromagnetic waves
• Helicon (planet), fictional planet in Isaac Asimov's Foundation Series
• Helicon thruster, type of ion propulsion engine
• Helicon Filter, raster graphics editor
• Helicon Home Colony, a short-lived communal living experiment in New Jersey formed by Upton Sinclair
• Helicon (musical instrument), brass musical instrument
• Mount Helicon, mountain in Boeotia, Greece
• The Helicon, a building in London
• Helicon, The Four Seasons' 1977 album
• songs by Scottish post-rock band Mogwai:
  • "Helicon 1"
  • "Helicon 2"

Spelling Helikon may refer to:

• Helikon Castle Museum, in Festetics Palace, Keszthely, Zala county, Hungary
• "Helikon", 1893 mansion in Strathfield, New South Wales designed by Charles Slayter
• Helikon Park in Randfontein Local Municipality, West Rand District Municipality, Gauteng, South Africa
• Helikon, 1952 piano concerto by Mikis Theodorakis
• Helikon vortex separation process, aerodynamic uranium enrichment process designed around a device called a vortex tube

Heliconian may refer to

• Heliconiinae, subfamily of butterflies commonly called heliconians or longwings
• pertaining to:
  • Helicon (see above)
  • Heliconia (disambiguation)