Shelf

Shelf may refer to:

• Shelf (storage), a flat horizontal surface used for display and storage

Technology:

• Shelf (computing), a user interface feature in the NeXTSTEP operating system

Geology:

• Continental shelf, the extended perimeter of a continent, usually covered by shallow seas
• Ice shelf, a thick platform of ice floating on the ocean surface

Architecture:

• Light shelf, a reflective element placed outside of a window to enhance room illumination by natural light

Biological:

• Sulphur shelf, an edible mushroom

Business and politics:

• Shelf life, the length of time that perishable items are considered suitable for sale or consumption
• Shelf registration, a registration arrangement for the sale of securities
• In a quality sense, top shelf usually refers to where the best quality wine or liquor are kept in a specialty liquor store or bar: the best product is kept at the top behind the bar or cash register for display until someone needs it. In a marketing sense, a product which is on the shelves is displayed for consumers and is available for sale.
• In a political sense, the term shelve may mean that an issue which was being considered actively was no longer being considered actively, that is, an agenda item was shelved meaning that it is not at the forefront of the political agenda while it hasn't been rejected entirely.

Popular culture:

• "Shelf" (song), a 2008 song by the Jonas Brothers

Places and entities:

• Shelf, West Yorkshire, a village in England
• Shelf corporation, a company or corporation that has had no activity
• Shelf (organization), a UK health services organisation

See also

• Off the shelf