MJ
MJ stands for:
- Megajoules, 1 MJ = 106 J, see order of magnitude (energy)
- Man-year, obsolete term for the amount of work that creates a person in a year, see person-hour
- Mihin Lanka, Sri Lankan airlines ( IATA code )
- MJ thread (DIN ISO 5855, 1 and 2)
- The short form of Michael Jackson and Michael Jordan
- MJ, a former French automobile manufacturer
MJ as distinguishing signs on license plate:
- UK: Manchester
- Netherlands: Motorcycles
Mj stands for:
- JMA magnitude scale, Japanese earthquake scale
MJ stands for:
- Milli joule, 1 mJ = 10-3 J
Mj stands for:
- Underage
- Disambiguation
- Abbreviation