• R.R.(esp. in legal reference to railroads)

RR (countable anduncountable,pluralRRs)

1. (US)Initialism ofrailroad.
2. (cycling)Initialism ofroad race.
3. Abbreviation ofrear, where brevity is desired.
4. Initialism ofrightrear, a location in a square or rectangular layout such as the tires on an automobile or the heating elements on astovetop.
5. Initialism ofRolls-Royce.
6. Initialism ofreverse racism.
7. Initialism ofreal reality.
8. (statistics, epidemiology)Initialism ofrelative risk.
9. (US)Initialism ofruralroute used when addressing mail.
10. Initialism ofRiva-Roccin, a blood pressure measurer device
11. Initialism ofrole reversal.
12. (information technology)Initialism ofresource record.

(real reality):

• AR (augmented reality)
• VR (virtual reality)

RR

1. Abbreviation ofRoraima, a state ofBrazil.

RR

1. (aviation, travel, dated) (from the status code used in the GDS)reconfirm / reconfirmed.

• R and R

• R.R.,RR.,R. R.

RR

1. Abbreviation ofrerum,of things, of topics.

RR (singularR)

1. Abbreviation ofreverendissimi,most holy, most reverend.
2. Abbreviation ofreverendissimos.
3. Abbreviation ofreverendissimibus.

• RR PP

RR

1. Abbreviation ofRoraima (Brazilian state)

• English lemmas
• English nouns
• English uncountable nouns
• English countable nouns
• English words without vowels
• American English
• English initialisms
• en:Rail transportation
• en:Cycling
• English abbreviations
• en:Racism
• en:Statistics
• en:Epidemiology
• en:Computing
• English proper nouns
• English verbs
• en:Aviation
• en:Travel
• English dated terms
• en:Cycle racing
• en:Post
• Latin lemmas
• Latin nouns
• Latin abbreviations
• Latin adjectives
• Portuguese lemmas
• Portuguese proper nouns
• Portuguese abbreviations

• Pages with entries
• Pages with 3 entries
• English links with redundant wikilinks
• English links with redundant alt parameters
• Entries with translation boxes
• Terms with Indonesian translations
• Terms with Spanish translations