R
(noun)Also try..
Definitions
There are 5 meanings of the abbr
R.
R - as a noun
The 18th letter of the roman alphabet
A unit of radiation exposure; the dose of ionizing radiation that will produce 1 electrostatic unit of electricity in 1 cc of dry air
Synonyms (Exact Relations)
roentgenThe length of a line segment between the center and circumference of a circle or sphere
Synonyms (Exact Relations)
radiusHypernyms (Closely Related)
lengthHyponyms (Broadly Related)
(physics) the universal constant in the gas equation: pressure times volume = r times temperature; equal to 8.3143 joules per kelvin per mole
Synonyms (Exact Relations)
gas constantuniversal gas constantThe 18th letter of the roman alphabet
Example Sentences
"The red rose petals fell gently to the ground."
"The doctor advised her to rest and get plenty of fluids."
Word Game Points
Is R a valid Scrabble word?
No, r is NOT valid for Scrabble
Is R a valid Words With Friends word?
No, r is NOT valid for Words With Friends
Invalid WordR is not a valid Words With Friends word.
Is R a valid WordFeud word?
No, r is NOT valid for WordFeud
Invalid WordR is not a valid WordFeud word.