shelf

[shelf]
noun, plural shelves [shelvz] .
1.
a thin slab of wood, metal, etc., fixed horizontally to a wall or in a frame, for supporting objects.
2.
the contents of this: a shelf of books.
3.
a surface or projection resembling this; ledge.
4.
Physical Geography.
a.
a sandbank or submerged extent of rock in the sea or river.
b.
the bedrock underlying an alluvial deposit or the like.
5.
Archery. the upper part of the bow hand, on which the arrow rests.
Idioms
6.
off the shelf, readily available from merchandise in stock: Any of those parts can be purchased off the shelf.
7.
on the shelf, Informal.
a.
put aside temporarily; postponed.
b.
inactive; useless.
c.
without prospects of marriage, as after having broken an engagement.

Origin:
1350–1400; Middle English; Old English scylfe; akin to Low German schelf shelf, Old Norse -skjalf bench

shelflike, adjective
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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World English Dictionary
shelf (ʃɛlf)
 
n , pl shelves
1.  a thin flat plank of wood, metal, etc, fixed horizontally against a wall, etc, for the purpose of supporting objects
2.  something resembling this in shape or function
3.  the objects placed on a shelf, regarded collectively: a shelf of books
4.  See also continental shelf a projecting layer of ice, rock, etc, on land or in the sea
5.  mining a layer of bedrock hit when sinking a shaft
6.  archery the part of the hand on which an arrow rests when the bow is grasped
7.  See off the shelf
8.  on the shelf put aside or abandoned: used esp of unmarried women considered to be past the age of marriage
 
vb
9.  slang (Austral) (tr) to inform upon
 
[Old English scylfe ship's deck; related to Middle Low German schelf shelf, Old English scylf crag]
 
'shelflike
 
adj

Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009
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Etymonline
Word Origin & History

shelf
late 14c., from M.L.G. schelf "shelf, set of shelves," or from O.E. cognate scylfe "shelf, ledge, floor," and scylf "peak, pinnacle," from P.Gmc. *skelf-, *skalf- "split," possibly from the notion of a split piece of wood (cf. O.N. skjölf "bench"), from PIE base *(s)kel- "to cut, cleave" (cf. L.
sculpere "to carve"). Shelf life first recorded 1927. Phrase on the shelf "out of the way, inactive" is attested from 1575. Continental shelf first attested 1892.
Online Etymology Dictionary, © 2010 Douglas Harper
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American Heritage
Science Dictionary
shelf   (shělf)  Pronunciation Key 
See continental shelf.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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FOLDOC
Computing Dictionary

shelf definition


A public library of classes for the Eiffel language.

The Free On-line Dictionary of Computing, © Denis Howe 2010 http://foldoc.org
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American Heritage
Idioms & Phrases

shelf

see off the shelf; on the shelf.

The American Heritage® Dictionary of Idioms by Christine Ammer.
Copyright © 1997. Published by Houghton Mifflin.
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Example sentences
Explain that an ice shelf is a permanent, floating piece of ice that is
  attached to land.
Install the top shelf and fasten with two screws at each end.
The shutters, shelf bracket, and candelabra on the shelf were all garage-sale
  finds.
Sitting atop the narrow shelf above the sink, imperfect teacups make good
  holders for air plants.
Idioms & Phrases
Image for shelf
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