NP Definition

abbreviation
Neuropsychiatry.
American Heritage Medicine
Notary Public.
Webster's New World
Noun phrase.
American Heritage
Nurse practitioner.
American Heritage Medicine

(text messaging, Internet) No problem; it was nothing; it's ok; don't mention it; you're welcome.

Wiktionary
symbol
Neptunium.
Webster's New World

Symbol for neper.

Wiktionary