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English definition of “R, r”

R, r

noun uk   /ɑːr/ us    /ɑːr/ (plural Rs, R's or r's)

R, r noun (LETTER)

[C or U] the 18th letter of the English alphabet

R, r noun (RIVER)

written abbreviation for river, used in writing before or after the name of a river: R Thames

R, r noun (DIRECTION)

written abbreviation for right noun

R, r noun (ROYAL PERSON)

abbreviation for Rex (= king) or Regina (= queen), used after the name of a king or queen: Elizabeth R

R, r

adjective uk   /ɑːr/ us    /ɑːr/

R, r adjective (ROYAL)

written abbreviation for royal adjective, used in the names of organizations: He's an RAF officer.

R, r adjective (DIRECTION)

written abbreviation for right adjective: R eye: 3.20/L eye: 3.25

R, r adjective (FILM)

[C or U] US abbreviation for restricted: used to refer to a film that people under 17 years of age can see only if a parent or guardian is with them

R, r

adverb uk   /ɑːr/ us    /ɑːr/
written abbreviation for right adjective
(Definition of R, r from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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