Joists

The timber structural components of the floor and ceiling of your home

Joists

Joists are small wall-to-wall metal beams or horizontal timbers that support floors and ceilings. These joists may be made of concrete, wood or steel and are often supported by beams.
Found on http://www.designbuild-network.com/glossary/joists.html

Joists

A framing member, often a 2' x 10' piece of lumber, which is usually spaced every 16' to 24' and supports the sub-floor and flooring. The joist usually 'sits' on a load bearing wall or beam.
Found on http://www.soundhome.com/glossary

Joists

A small beam. Timbers carrying floors and ceilings.
Found on http://www.woodworkersuk.co.uk/blog/carpentry-and-joinery-glossary/carpentr
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