Definitions For R
noun
- The length of a line segment between the center and circumference of a circle or sphere
- The 18th letter of the Roman alphabet
- (physics) the universal constant in the gas equation: pressure times volume = R times temperature; equal to 8.3143 joules per kelvin per mole
- A unit of radiation exposure; the dose of ionizing radiation that will produce 1 electrostatic unit of electricity in 1 cc of dry air
- The 18th letter of the English alphabet
Is R a Scrabble Word?
Words With Friends
NO
Scrabble US
NO
Scrabble UK
NO
English International (SOWPODS)
NO
Scrabble Global
NO
Enable1 Dictionary
NO
Points in Different Games
Scrabble
1
Words with Friends
1
The word R is worth 1 points in Scrabble and 1 points in Words with Friends
Examples of R in a Sentence
- There are two r's in “tomorrow.”
- “River” begins and ends with r.