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Meaning of word rn from English dictionary with examples, synonyms and antonyms.
rn noun
Meaning : 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.
Synonyms : atomic number 86, radon
Meaning : A graduate nurse who has passed examinations for registration.
Synonyms : registered nurse
