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Definition of RN
1. Noun. 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.
Exact synonyms: Atomic Number 86, Radon
Generic synonyms: Chemical Element, Element, Argonon, Inert Gas, Noble Gas
Generic synonyms: Chemical Element, Element, Argonon, Inert Gas, Noble Gas
2. Noun. A graduate nurse who has passed examinations for registration.
Exact synonyms: Registered Nurse
Generic synonyms: Nurse
Specialized synonyms: Nurse-midwife, Np, Nurse Clinician, Nurse Practitioner
Generic synonyms: Nurse
Specialized synonyms: Nurse-midwife, Np, Nurse Clinician, Nurse Practitioner
Definition of RN
1. Initialism. (UK military nautical) Royal Navy ¹
2. Initialism. (medicine) registered nurse ¹
3. Abbreviation. Rio Grande do Norte, a state of Brazil. ¹
¹ Source: wiktionary.com
Medical Definition of RN
1. Symbol for radon. (05 Mar 2000)