Header

Business / Construction / Header: (a) A beam placed perpendicular to joists and to which joists are nailed inframing for a chimney, stairway, or other opening. (b) A wood lintel. (c) The horizontal structural member over an opening (for example over a door or window).
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Header File

Technology / Programming / Header File: In an openframeworks class or arduino library, the .h or header file is where the declarations of a method and a class are stored. MORE

Double Header

Entertainment / Baseball / Double Header: Two games played in immediate succession. MORE

Bearing Header

Business / Construction / Bearing Header: (a) A beam placed perpendicular to joists and to which joists are nailed in framing for a chimney, stairway, or other opening. (b) A wood lintel. (c) The horizontal structural member over an opening ( MORE