Main definitions of nb in US English:

: Nb1NB2

Nb1

  • The chemical element niobium.

Main definitions of nb in US English:

: Nb1NB2

NB2

abbreviation

  • 1New Brunswick (in official postal use).

  • 2Nota bene; take special note (used to precede a written note).

Pronunciation

NB

/ˌɛnˈbi//ˌenˈbē/