RN

n. (Chemistry) radioactive gaseous element (produced by the breakdown of radium)

certified nurse, nurse who is academically certified

certified nurse, nurse who has completed comprehensive training and passed a qualifying exam and is licensed by a state authority to practice nursing

RN is the code for:Rio Grande do Norte (ISO 3166-2:BR code: RN), a state in BrazilAir Horizons (IATA code: RN), an airline based in Paris, FranceRoute Nationale (France), trunk roadProvince of Rimini (ISO 3166-2:IT code: RN), a province in the Emilia-Romagna region of ItalyRN may stand for:Registered nurseRoyal NavyRadio National, an Australia-wide radio network broadcast by the Australian Broadcasting CorporationRadio NederlandRichard Nixon, 37th President of the United StatesRegistered Identification Number, a number issued by the Federal Trade Commission, used on clothing tags and labelsRenovación Nacional ("National Renewal"), a Chilean political party of the center-right
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Noun
1. a graduate nurse who has passed examinations for registration
(synonym) registered nurse
(hypernym) nurse
(hyponym) nurse-midwife

Noun
1. 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
(synonym) radon, atomic number 86
(hypernym) chemical element, element

n. national highway

Rn, radon, (Chemistry) radioactive gaseous element (produced by the breakdown of radium)

n. (also: Rn) radon, noble gas element, radioactive gaseous chemical element (produced by the breakdown of radium)