IBD is a three-letter acronym that may refer to:

[edit] Business

• Independent Bicycle Dealers, a small business which specializes in the sale and maintenance of bicycles and bicycle parts.
• Interest bearing debt, a debt which the debtor needs to pay interest on.
• Investment Breaking Division, a department that gives investment banking advice on mergers, acquisitions and buying or selling securities.
• Investor's Business Daily, a national newspaper in the United States.

[edit] Science and medicine

• Identity by descent, a genetics term.
• Inclusion Body Disease, a destructive virus occurring in boid snakes.
• Indice Biologique Diatomées (Biological Diatom Index), an evaluation tool for the ecological quality of rivers in Europe according to the Water Framework Directive, based on benthic algae (diatoms).
• Infectious bursal disease a poultry disease causing immunosuppression.
• Inflammatory bowel disease, a group of inflammatory conditions of the large intestine.

[edit] Other

• Infected Bass Demons, a world hard dance crew.
• Institute of Brewing and Distilling an international organisation for the advancement of brewing and the knowledge of brewing.

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