Meaning of R in English

R

/ ɑː(r); NAmE / noun , abbreviation

■ noun

(also r ) [ C , U ] ( pl. Rs , R's , r's / ɑːz; NAmE /) the 18th letter of the English alphabet :

'Rose' begins with (an) R / 'R'.

IDIOMS

see three

■ abbreviation

1.

( BrE ) Queen; King (from Latin 'Regina'; 'Rex') :

Elizabeth R.

2.

R. (especially on maps) River :

R. Trent

3.

(also R. especially in NAmE ) ( in politics in the US ) Republican

4.

( BrE ) (in abbreviations) Royal :

the RAC (= Royal Automobile Club)

5.

( NAmE ) a label for a film / movie that is not suitable for people under the age of 17 to see without an adult present (abbreviation for 'restricted')

6.

roentgen

—see also R & B , R & D

Oxford Advanced Learner's English Dictionary.      Оксфордский английский словарь для изучающик язык на продвинутом уровне.