Others
- Office Depot stock symbol (ODP)
- Open Drip Proof, a type of electric motor enclosure that has vents to allow air flow but to prevent liquids and solids from entering the motor
- Opening Day Partners, a company that owns and operates professional baseball teams.
- Operating Department Practitioners, are healthcare professionals working in the United Kingdom
- Ozone depletion potential in chemistry and pollution
- Obstacle Departure Procedures in aviation, are IFR departure procedures for obstacle clearance
Read more about this topic: ODP