There are 3 definitions of R in English:

R1

Line breaks: R
Pronunciation: /ɑː
 
/
(also r)

noun (plural Rs or R's)

  • 1The eighteenth letter of the alphabet.
  • 1.1Denoting the next after Q in a set of items, categories, etc..

Phrases

the R months

The months with R in their names (September to April), considered to be the season for eating oysters.

the three Rs

Reading, writing, and arithmetic, regarded as the fundamentals of learning: why couldn’t they just leave well alone and let pupils concentrate on the three Rs?
More example sentences
  • An annual poll of headteachers shows that increasing numbers of them think the policies being used to improve pupils' grasp of the three Rs in primary schools are working.
  • Perhaps society would be better off if its schools stuck to the three Rs and did a solid job in domains where they enjoy both competence and wide public support.
  • Researchers identified a steady rise in time spent on the three Rs by juniors in England over the six years to 2002.

More definitions of R

Definition of R in:

Get more from Oxford Dictionaries

Subscribe to remove adverts and access premium resources

Word of the day astrogation
Pronunciation: ˌastrə(ʊ)ˈgeɪʃ(ə)n
noun
(in science fiction) navigation in outer space

There are 3 definitions of R in English:

R2

Line breaks: R
Pronunciation: /ɑː(r)
 
/

abbreviation

  • 1Rand: a farm worth nearly R1,3 million
  • 1.1(In names of sports clubs) Rangers or Rovers: Berwick R Featherstone R
  • 1.2Réaumur (a temperature scale, now obsolete): 198.6 °R
  • 1.3Regina or Rex: Elizabeth R
  • 1.4 (also ®) Registered as a trademark.
  • 1.5(In the US) Republican.
  • 1.6North American (In film classification) restricted (denoting films restricted to viewers over a certain age).
  • 1.7(On a gear shift) reverse.
  • 1.8 (R.) River (chiefly on maps).
  • 1.9Roentgen(s).
  • 1.10Romania (international vehicle registration).
  • 1.11Rook (in recording moves in chess): 21.Rh4
  • 1.12 Cricket (On scorecards) run(s).

symbol

Back to top  
  • 1 Chemistry An unspecified alkyl or other organic radical or group.
    [abbreviation of radical]
  • 1.1Electrical resistance.
  • 1.2 Chemistry The gas constant.

More definitions of R

Definition of R in:

There are 3 definitions of R in English:

r

Line breaks: r
Pronunciation: /ɑː
 
/

abbreviation

  • 1Recto.
  • 1.1(Giving position or direction) right: l to r: Evan, Nic, and David
  • 1.2 Law Rule: under r 7.4 (6) the court may hear an application immediately

symbol

Back to top  
  • 1Radius: 2πr
  • 1.1 Statistics Correlation coefficient: sigmoidoscopic and symptom scores also showed a significant correlation with each other (r = 0.91)

More definitions of R

Definition of r in: