owin - ped
- owing sum
- owing to
- owner-operator
- ownership cost
- ox is taken by the horns, and a man by the tongue
- ox sensor
- oxalic acid
- oxaluric acid
- Oxford Dictionary of English
- Oxford University
- oxidation
- oxidized hemoglobulin
- oximetry
- oxygen content
- oxygen therapy
- oxygen transfer factor
- oxygenated blood
- oxyindoleacetic acid
- oxyphilic adenoma
- oxytocin