American Heritage® Dictionary of the English Language, Fourth Edition
- The symbol for the element radon.
Century Dictionary and Cyclopedia
- An abbreviation of Royal Naval Reserve.
- n. chemistry Symbol for radon.
GNU Webster's 1913
- n. (Chem.) the symbol for the chemical element radon.
- n. a graduate nurse who has passed examinations for registration
- n. a radioactive gaseous element formed by the disintegration of radium; the heaviest of the inert gasses; occurs naturally (especially in areas over granite) and is considered a hazard to health
“This image is most accurate for the noble gases (He, Ne, Ar, Kr, Xe, and Rn): each noble gas particle consists of a single atom.”
“To get the new height (Hn) we multiply the old height (Ho) by a constant c1 and to get the new radius (Rn) we multiply Ro by a constant k”
“Now, after traveling for Rn hour, he had no need to stop and ask, for the road and the railway line ran parallel, on either side of a canal, and he would see the train when he caught up with it Each time he stopped he had taken a drink of water.”
“If R is the resultant of the loads then on the girder, the reaction at B and shear at C is Rn/l. But the shear may be greater when W_2 is at C.”
“On this point magister Rn says: There is a certain chronic and inveterate tumor of the testicles, which is never cured except by means of surgery, as e.g., hernia.”
“Take any two convenient points _P_, _R_, on each side of the semicircle, and raise verticals _Pm_, _Rn_ to _AB_, and on these verticals form the scales.”
“Artists [Rn oberiuty ed] were widely available and the works of Sapgir, Vsevolod Nekrasov and Prigov were published in numerous editions.”
“Ch gi (or Nem Rn in the North) is one of the most popular traditional Vietnamese food, literally meaning minced pork roll.”
“Two teenagers, identified as Sym and Rn, robbed a taxi driver on Saturday afternoon after pretending to be regular customers.”
“We still trust the police to solve the case, but we will accompany Sym and Rn during questioning should the police request that," Seto said.”
‘Rn’ hasn't been added to any lists yet.
Looking for tweets for Rn.