| Odaiba | Odaiba |
| Odalisme | Odalism |
| Odalisque | Venus |
| Odama | Odama |
| Odate | Odate |
| Odd Fellows | Independent Order of Odd Fellows |
| ODD Grenland | Odd Grenland BK |
| Odd Hassel | Odd Hassel |
| Oddantonio II de Montefeltro | Oddantonio da Montefeltro |
| Odder | Ótr |
| Oddfellows | Oddfellows |
| ode | ode |
| Ode à la joie | Ode to Joy |
| Oded Fehr | Oded Fehr |
| Oden | Oden |
| Odense | Odense |
| Odense Steel Shipyard | Odense Steel Shipyard |
| Odenwald | Odenwald |
| Oder | Oder River |
| Odessa | Odessa |
| Odessa Cubbage | Odessa Cubbage |
| Odet de Coligny | Odet de Coligny |
| Odette Sansom | Odette Sansom |
| odeur | odor |
| odeur agréable | redolence |
| Odeur cadavéreuse | Smell of death |
| odeur corporelle | body odour |
| Odeur faible | Aura |
| odeur fétide | stench |
| odeur piquante | tang |
| Odie | Odie |
| odieux | detestable |
| Odile Defraye | Odile Defraye |
| Odilo Globocnik | Odilo Globocnik |
| Odilon Barrot | Odilon Barrot |
| Odilon de Bavière | Odilo of Bavaria |
| Odilon de Mercœur | Odilo of Cluny |
| Odilon Redon | Odilon Redon |
| Odin | Odin |
| Odinstårnet | Odinstårnet |
| Odintsovo | Odintsovo |
| Odissi | Odissi |
| Odlanier Solis | Odlanier Solís |
| ODM | Original design manufacturer |
| ODMG | Object Data Management Group |
| Odoacre | Odoacer |
| Odobenidae | Walrus |
| Odocoileus | Odocoileus |
| odomètre | odometer |
| Odométrie | Odometry |
| Odon | Odo |
| Odon de Bayeux | Odo of Bayeux |
| Odon de Cluny | Odo of Cluny |
| Odonata | Odonata |
| Odontaspis ferox | Smalltooth sand tiger |
| Odontaspis noronhai | Bigeye sand tiger |
| Odontoblaste | Odontoblast |
| odontologie | dentistry |
| Odontophoridae | New World quail |
| Odonus niger | Redtoothed triggerfish |
| odorant | redolent |
