What does R mean?
Definitions for R
r
This dictionary definitions page includes all the possible meanings, example usage and translations of the word R.
Princeton's WordNet
roentgen, Rnoun
a unit of radiation exposure; the dose of ionizing radiation that will produce 1 electrostatic unit of electricity in 1 cc of dry air
gas constant, universal gas constant, Rnoun
(physics) the universal constant in the gas equation: pressure times volume = R times temperature; equal to 8.3143 joules per kelvin per mole
R, rnoun
the 18th letter of the Roman alphabet
radius, rnoun
the length of a line segment between the center and circumference of a circle or sphere
Samuel Johnson's Dictionary
R
Is called the canine letter, because it is uttered with some resemblance to the growl or snarl of a cur: it has one constant sound in English, such as it has in other languages; as red, rose, more, muriatick: in words derived from the Greek, it is followed by an h, rhapsody: r is never mute, unless the second r may be accounted mute, where two rr are used; as myrrh.
Wikipedia
R
R, or r, is the 18th letter of the modern English alphabet and the ISO basic Latin alphabet. Its name in English is ar (pronounced ), plural ars, or in Ireland or .
ChatGPT
r
The term "r" can have various meanings depending on the context. Here are a few possible definitions: 1. Mathematics/Statistics: r usually represents a variable or a constant. It is popularly used to represent the radius in geometry, correlation coefficient in statistics, or a real number in algebra. 2. Physics/Chemistry: it is often used to denote the distance between two points or a position vector. 3. Programming: R is a programming language used for statistical computing and graphics. 4. Biology: the growth rate or reproduction rate in epidemiology. 5. Music: In musical annotation, r stands for rest or a silent beat. 6. Other: In other contexts, "R" can represent other things, such as a rating for Restricted movies, a symbol for gas constant, etc. These definitions should be understood in the context in which they are used.
Webster Dictionary
R
r, the eighteenth letter of the English alphabet, is a vocal consonant. It is sometimes called a semivowel, and a liquid. See Guide to Pronunciation, // 178, 179, and 250-254
Wikidata
R
R is the eighteenth letter of the ISO basic Latin alphabet.
The Standard Electrical Dictionary
R
(a) Abbreviation and symbol for Reamur, as 10º R., meaning 10º by the Reamur thermometer. (See Reamur Scale.) (b) Symbol for resistance, as in the expression of Ohm's Law C=E. (rho, Greek r) Symbol for specific resistance.
Dictionary of Nautical Terms
r
In the muster-book means run, and is placed against those who have deserted, or missed three musters.
Suggested Resources
r
The r symbol -- In this Symbols.com article you will learn about the meaning of the r symbol and its characteristic.
r
Quotes by r -- Explore a large variety of famous quotes made by r on the Quotes.net website.
r
Song lyrics by r -- Explore a large variety of song lyrics performed by r on the Lyrics.com website.
Matched Categories
Numerology
Chaldean Numerology
The numerical value of R in Chaldean Numerology is: 2
Pythagorean Numerology
The numerical value of R in Pythagorean Numerology is: 9
Popularity rank by frequency of use
References
Translations for R
From our Multilingual Translation Dictionary
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