What is "etd"

ETD may refer to:

• Electron-transfer dissociation, a method to fragment charged molecules in a mass spectrometer in order to obtain structural information
• Electronic Theses and Dissertations, the practice of publishing academic works digitally
• Everhart-Thornley detector, secondary electron detector used in scanning electron microscopes
• Etihad Airways, a national airline based in Abu Dhabi, United Arab Emirates, operating routes to the Middle East, Europe, Asia, the Indian subcontinent and North America
• explosives trace detector or explosive trace detection
• an Exchange-traded derivative contract
• Exchange Traded Debentures
• Estimated Time of Departure in civil aviation
• Eye Tracking Device, a device to measure eye movements on the ISS
• Eustachian tube dysfunction
• "Evacuate the Dancefloor" (song), a 2009 single by Cascada from the same-titled album
• End-of-train device, a device put on the coupler on the ends of trains in lieu of a caboose
• Société Européenne de Travaux et de Développement, or European Truck Design, better known as the Club of Four