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cantilever

 - 3 dictionary results

can⋅ti⋅le⋅ver

[kan-tl-ee-ver, -ev-er]
–noun
1. any rigid structural member projecting from a vertical support, esp. one in which the projection is great in relation to the depth, so that the upper part is in tension and the lower part in compression.
2. Building Trades, Civil Engineering. any rigid construction extending horizontally well beyond its vertical support, used as a structural element of a bridge (cantilever bridge), building foundation, etc.
3. Aeronautics. a form of wing construction in which no external bracing is used.
4. Architecture. a bracket for supporting a balcony, cornice, etc.
–verb (used without object)
5. to project in the manner of a cantilever.
–verb (used with object)
6. to construct in the manner of a cantilever.
Also, cantalever, cantaliver.


Origin:
1660–70; perh. cant 2 + -i- + lever
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2009.
Cite This Source Link To cantilever
can·ti·le·ver   (kān'tl-ē'vər, -ěv'ər)   
n.  
  1. A projecting structure, such as a beam, that is supported at one end and carries a load at the other end or along its length.

  2. A member, such as a beam, that projects beyond a fulcrum and is supported by a balancing member or a downward force behind the fulcrum.

  3. A bracket or block supporting a balcony or cornice.

v.   can·ti·le·vered, can·ti·le·ver·ing, can·ti·le·vers

v.   tr.
To construct as or in the manner of a cantilever.
v.   intr.
To extend outward as or in the manner of a cantilever.

[Perhaps cant1 + lever.]
The American Heritage® Dictionary of the English Language, Fourth Edition
Copyright © 2009 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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Word Origin & History

cantilever 
1667, probably from cant (2) + lever, but earliest form (c.1610) was cantlapper. First element also may be Sp. can "dog," architect's term for an end of timber jutting out of a wall, on which beams rested.
Online Etymology Dictionary, © 2001 Douglas Harper
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