1. Of grey tinged with blue
   - blue-grey [Brit, Cdn], blue-gray [US], bluish-gray [US]

See also: achromatic, neutral

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