Machines with O
- Oven
- Orange juicer
- Oscillator
- Odometer
- oil rig
- Oculus
- Opel
- opener
- orange peeler
- organ
- Oscillating fan
- Oldsmobile
- Oxygen tank
- Orbital sander
- Orange juice maker
- Oil drill
- Oxygen machine
- Oil pump
- Overlocker
- operating system
- Oil
- outboard motor
- Operating machine
- Oiler
- Ovens
- organizer
- oracle
- Oculus Rift
- Oscilloscope
- office printer
- Orange picker
- orange squeezer
- operation
- orange press
- olive picker
- Omelette maker
- Opener for cans
- Onion chopper
- Otoscope
- Oar
- Orange juice press
- Omnibus
- Oximeter
- Oil Rigs
- orange machine
- Optometer
- office
- Oil press
- orgasm machine
- oil refinery
- Old car
- orange juice machine
- oil maker
- old tractor
- Orange juice squeezer
- Oscillating Saw
- Outrigger
- office machine
- Obama
- Oil well
- Oreo
- Oil derrick
- Onion cutter
- Oil changer
- organ transplant machine
- olive press
- office copier
- Oiling machine
- Olivia
- Oldsmobile Car
- optics
- orange slicer
- Opal
- Oil extractor
- Onion slicer
- Oral machine
De woorden op de lijst Machines with O zijn afkomstig van spelers van het woordspel Stadt, Land, Rivier.