ductile

[duhk-tl, -til]
adjective
1.
capable of being hammered out thin, as certain metals; malleable.
2.
capable of being drawn out into wire or threads, as gold.
3.
able to undergo change of form without breaking.
4.
capable of being molded or shaped; plastic.

Origin:
1300–50; Middle English < Latin ductilis, equivalent to duct(us) (past participle of dūcere to draw along) + -ilis -ile

ductilely, adverb
ductility, ductileness, noun
nonductile, adjective
nonductility, noun
semiductile, adjective
unductile, adjective
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World English Dictionary
ductile (ˈdʌktaɪl)
 
adj
1.  (of a metal, such as gold or copper) able to be drawn out into wire
2.  able to be moulded; pliant; plastic
3.  easily led or influenced; tractable
 
[C14: from Old French, from Latin ductilis, from dūcere to lead]
 
'ductilely
 
adv
 
ductility
 
n
 
'ductileness
 
n

Collins English Dictionary - Complete & Unabridged 10th Edition
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Etymonline
Word Origin & History

ductile
mid-14c., from O.Fr. ductile, from L. ductilis "that may be led or drawn," from ducere "to lead" (see duke). Related: Ductility.
Online Etymology Dictionary, © 2010 Douglas Harper
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American Heritage
Medical Dictionary

ductile duc·tile (dŭk'təl, -tīl')
adj.
Easily molded or shaped.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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American Heritage
Science Dictionary
ductile  [%PREMIUM_LINK%]     (dŭk'təl)  Pronunciation Key 
  1. Easily stretched without breaking or lowering in material strength. Gold is relatively ductile at room temperature, and most metals become more ductile with increasing temperature. Compare brittle, malleable.

  2. Relating to rock or other materials that are capable of withstanding a certain amount of force by changing form before fracturing or breaking.


The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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Example sentences
Ductility is the property of certain materials to fail only after large
  stresses and strains have occurred.
Ductility is the elongation of a sample at a set temperature and set strain
  rate.
Cobalt has relatively low strength and little ductility at normal temperatures
  and is a component of several alloys.
The retrofitted specimens developed plastic hinging in the column, with
  enhanced strength, energy and ductility capacities.
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