ORR

What does ORR mean in Miscellaneous?

This page explains the full form, abbreviation, and meaning of ORR in the Miscellaneous category.

ORR stands for:

  • Office of Rail Regulation
  • Office of Rail regulations
  • Office of Regulatory Reinvention
  • Old Rochester Regional
  • oxygen reduction reaction

ORR is an abbreviation that can have different meanings depending on the context in which it is used.

Explore more: Miscellaneous category

Other meanings of ORR

Term Meaning
ORR

Oriental Rug Review.

Community
ORR

Operational Readiness Review | Operations Requirements Review | Office of Refugee Resettlement.

Governmental
ORR

On-line Resource Room.

Internet
ORR

Yorketown | Osage Railroad.

Regional
ORR

Oxidation- Reduction Reaction.

Studies