R

R
R
R r
Usage
Writing system	Latin script
Type	Alphabetic
Language of origin	Latin language
Sound values	[r]; [ɾ]; [ɹ]; [ɻ]; [ɺ]; [l]; [ʀ]; [ʁ]; [ɽ]; [ʐ]; [ʕ]; [ə]; [ɐ]; [ɛ]; [ɑ]; [ɒ]; [o]; ; (table); (English variations);
In Unicode	U+0052, U+0072
Alphabetical position	18
History
Development	Ρ ρ 𐌓 R r; ; ; ; ; ; ; ;
Time period	c. 50 CE to present
Descendants	℟; ℞; ®; Ɍ; ᚱ; 𐍂; Ꭱ;
Sisters	Р; ר; ر; ܪ; ࠓ; 𐎗; 𐡓; ረ; Ռ; ռ; Ր; ր; ર; र;
Other
Associated graphs	r(x); rh;
Writing direction	Left-to-right

R (minuscule: r) is the eighteenth letter of the Latin alphabet, used in the modern English alphabet, the alphabets of other western European languages and others worldwide. Its name in English is ar (pronounced /ˈɑːr/ ^ⓘ), plural ars.

The letter ⟨r⟩ is the eighth most common letter in English and the fourth-most common consonant, after ⟨t⟩, ⟨n⟩, and ⟨s⟩.