[
US
/ˈɑɹ/
]
[ UK /ˈɑː/ ]
[ UK /ˈɑː/ ]
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
- (physics) the universal constant in the gas equation: pressure times volume = R times temperature; equal to 8.3143 joules per kelvin per mole
How To Use R In A Sentence
- The Staff of Volans has a limited supply of magic energy. Roll a dice after each spell is cast.
- Liberal democracy is a fraud, a cover for the power of the elite. Times, Sunday Times
- There were 42 free-kicks, two penalties, four bookings and three players sent off, two of whom had to be escorted from the pitch by police.
- The ball rebounded from/off the wall into the pond.
- He described the sequence of events leading up to the robbery.
- Season with a pinch of salt and pepper. The Sun
- The difficulties of the next year or two will, no doubt, reawaken the pro-euro lobby.
- I can't find any relevant material on him in the library.
- It's good to have a cry sometimes.
- A thin veil of fog had rolled in off the bay, obscuring his view and coating the area in a pale gray-white mist.