Definition of ppb in English:


Syllabification: ppb

Entry from US English dictionary

(also p.p.b.)


  • 1(In publishing) paper, printing, and binding.
  • 1.1Parts per billion.

More definitions of ppb

Definition of ppb in:

Get more from Oxford Dictionaries

Subscribe to remove adverts and access premium resources

More on ppb

Nearby words

Word of the day kerf
Pronunciation: kəːf
a slit made by cutting with a saw