Type 0
- ABO blood group system
- Aichi E13A
- Dockwise Vanguard
- Final Fantasy Type-0
- Glycogen storage disease type 0
- Handley Page Type O
- Kardashev scale
- Mitsubishi A6M Zero
- Mitsubishi F1M
- O-type asteroid
- O-type giant
- O-type main-sequence star
- O-type star
- Recursively enumerable language
- Showa/Nakajima L2D
- Type 0 string theory
- Typo (disambiguation)
- Yokosuka E14Y