How To Spell NPN?
How to Pronounce NPN?
Correct pronunciation for the word "NPN" is [ˌɛnpˌiːˈɛn], [ˌɛnpˌiːˈɛn], [ˌɛ_n_p_ˌiː__ˈɛ_n].
What are the misspellings for NPN?
Usage over time for NPN:
This graph shows how "NPN" have occurred between 1800 and 2008 in a corpus of English books.