CS Knowledge Base

IB

1. (international standards) Indeterminately reserved ISO 3166-1 alpha-2 country code for the International Bureau of the World Intellectual Property Organization.

This is an indeterminately reserved code, included as part of ISO 3166-1 on the request of the World Intellectual Property Organization due to its use in the WIPO ST.3 standard, and is not endorsed for general use by the ISO.

IB

1. (education) Initialism of International Baccalaureate.

   Coordinate terms: IBO, AP

   • 2006 November 30, Alexandra Smith, “Johnson unveils exam reform plans”, in The Guardian‎^[1], archived from the original on 24 August 2025:

     The IB is widely regarded as being an academically challenging, broader-based option than A-levels in three or perhaps four specific subjects. The university admissions service counts the top IB score as equivalent to six A grade A-levels.

2. (finance) Initialism of investment banking.

IB (plural IBs)

1. (education) An International Baccalaureate program

   Coordinate term: AP

2. (military) Initialism of integrated battlefield.
3. (pathology) Initialism of infectious bronchitis.
4. (Singlish) Initialism of internet brigade.
   • 2020 July 6, “Is the Internet Brigade allegedly under PAP working OT to undermine alternative parties?”, in The Online Citizen‎^[2], archived from the original on 3 June 2023:

     But — the PAP’s IB has a digital weapon that the non-PAP IB doesn’t — the POFMA.

IB

1. (Internet, art) Initialism of inspired by.

• BI, bi, bi-