From Wikipedia, the free encyclopedia
Jump to: navigation, search

Rb or RB may stand for:

In science and computing:

  • Rebar (short for reinforcing bar), also known as reinforcing steel, reinforcement steel, a common steel bar, and is used in reinforced concrete structures
  • Retinoblastoma, a childhood cancer of the eyes caused by a mutation in the retinoblastoma protein
  • Retinoblastoma protein, a tumor suppressor protein
  • Rubidium, a chemical element
  • .rb, the file extension for documents created in Ruby or in REAL Basic

In transport and vehicles:

In other uses: