| English Dictionary |
PRN
| Pronunciation (US): |  | (GB): | |
Dictionary entry overview: What does PRN mean?
• PRN (adverb)
The adverb PRN has 1 sense:
1. according to need (physicians use PRN in writing prescriptions)
Familiarity information: PRN used as an adverb is very rare.
Dictionary entry details
Sense 1
Meaning:
According to need (physicians use PRN in writing prescriptions)
Synonyms:
as needed; as required; PRN; pro re nata
Context example:
add water as needed
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