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Abbrev. for bolometric correction. See magnitude.

building code

A collection of rules and regulations adopted by authorities having appropriate jurisdiction to control the design and construction of buildings, alteration, repair, quality of materials, use and occupancy, and related factors of buildings within their jurisdiction; contains minimum architectural, structural, and mechanical standards for sanitation, public health, welfare, safety, and the provision of light and air. Also see Uniform Building Code and BOCA National Building Code


An arbitrary precision numeric processing language with C-like syntax. Traditionally implemented as a front-end to DC. There is a GNU version called GNU BC.

Unix manual page: bc(1).

business continuity

The plan that keeps the company operating and servicing customers in the event of a power outage, IT malfunction or major disaster.

BC/DR Means Business Continuity/Disaster Recovery
Business continuity embraces all the operations in a company, including how employees function in compromised situations. Disaster recovery deals with the backup of IT assets, which have to be re-deployed in the event of a calamity. The two disciplines overlap, and the BC/DR acronym is often used. See disaster recovery.