a urine or blood sample used in doping tests in professional sports to confirm or invalidate the presence of banned substances in the first sample, the A-sample See also A-sample


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  • B-setting

    noun (photog) a shutter setting in which the shutter remains open until the shutter control is released

  • B-toolkit

    b-toolkit tool, programming, product A set of software tools designed to support a rigorous or formal development of software systems using the B-Method. The Toolkit also provides a development environment automating the management of all associated files, ensuring that the entire development, including code and documentation, is always in a consistent state. The Toolkit includes: […]

  • B-tree

    b-tree algorithm A multi-way balanced tree. The “B” in B-tree has never been officially defined. It could stand for “balanced” or “Bayer”, after one of the original designers of the algorithms and structure. A B-tree is _not_ (necessarily?) a “binary tree”. A B+-tree (as used by IBM’s VSAM) is a B-tree where the leaves are […]

  • B.a.

    Bachelor of Arts. bastard amber. batting average. British Academy. British America. British Association (for Advancement of Science). Buenos Aires. Contemporary Examples She holds an M.S. in journalism from Columbia University and a B.A. from Cornell University. Catch Up on Harry Potter: Watch 13 Key Moments Alex Berg November 16, 2010 I received a B.A. from […]

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