Jump to:

• Nb
  Nb

  niobium.
• NB
  NB

  abbreviation

  enby.
• nb
  nb

  abbreviation

  no ball
• N.B.
  N.B.

  An abbreviation for the Latin phrase nota bene, meaning “note well.” It is used to emphasize an important point.

Nb

¹ American  

Symbol, Chemistry.

1. niobium.

---

NB ² American  

abbreviation

1. enby.

2. nonbinary.

---

NB ³ American  

Or N.B.

abbreviation

1. New Brunswick, Canada (approved for postal use).

2. nota bene.

---

Nb ¹ British  

symbol

1. niobium

---

NB ² British  

abbreviation

1. nota bene

---

NB ³ British  

abbreviation

1. New Brunswick

---

nb ⁴ British  

abbreviation

1. no ball

---

N.B. Cultural  

1. An abbreviation for the Latin phrase nota bene, meaning “note well.” It is used to emphasize an important point.

---

Etymology

Origin of NB

Latin: note well

Example Sentences

NB Spotify did not provide data for Belfast.

From BBC • Feb. 21, 2026

NB Mager: I actually started writing it as kind of a thriller-horror film.

From Los Angeles Times • Jan. 26, 2026

One NB column began: “The Preposterousness of Maya Angelou: An inexhaustible series.”

From New York Times • May 22, 2023

Over 82,000 customers in the province of Prince Edward Island were also without power, while NB Power in New Brunswick reported 44,329 were without electricity.

From Washington Times • Sep. 24, 2022

NB: Youngest son currently at home, seriously ill, Ministry inspectors have confirmed.

From "Harry Potter and the Deathly Hallows" by J.K. Rowling