Word.ws English Dictionary

prn

prn is the abbreviation of pro re nata.

Meaning of pro re nata

Phrase

pro re nata (abbreviation PRN)

  1. Dealing with something that arises unexpectedly or out of due course; for special business.
  2. Used on medical charts by doctors to indicate that actions may be taken at the discretion of nursing staff depending on the patient's condition.
  3. Used on prescriptions to indicate that the medicines may be taken if and when the patients feel the need.

Phrase capitalized: PRN

PRN

  1. (abbreviation) Abbreviation of pro re nata.

Questions about prn

What is prn the abbreviation of?
Prn is the abbreviation of pro re nata.
What part of speech is prn?
Prn is a phrase.

Words near prn in the dictionary

  1. PRL
  2. PRM
  3. prm.
  4. PRMS
  5. prms.
  6. prn
  7. PRNDL
  8. PRNDLs
  9. PRNG
  10. PRNGs
  11. prns

Source and license

Adapted from Wiktionary: prn (page history and authors); PRN (page history and authors); pro re nata (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

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Cite this entry: “prn.” Word.ws, https://word.ws/prn. Based on Wiktionary, CC BY-SA 4.0.