R (disambiguation)

R is the eighteenth letter of the Latin alphabet.

R or r may also refer to:

ScienceEdit

Biology and medicineEdit

AstronomyEdit

PhysicsEdit

Temperature scalesEdit

ChemistryEdit

  • Gas constant (R), in chemistry
  • R, one of two chiral center configurations in the R/S system
  • Side chain (an unspecified group of atoms), in a chemical or structural formula

MathematicsEdit

Technology and engineeringEdit

ComputingEdit

Arts and entertainmentEdit

MusicEdit

FilmEdit

TelevisionEdit

Video gamesEdit

OrganisationsEdit

TransportationEdit

Other usesEdit

See alsoEdit