1. Early electronic musical instrument with a keyboard and slide producing sliding and wavering sounds

Encyclopedia: Ondes martenot

• overutilization
• overvaliant
• overvaluation
• overvalue
• overview
• overweary
• overweening
• overweight
• overwhelm
• overwhelming
• overwhelmingly
• overwind
• overwinter
• overwork
• overworking
• overwrite
• overwrought
• overzealous
• Ovibos
• Ovibos moschatus
• Ovid
• oviduct
• Oviedo
• oviform
• Ovimbundu