[ duhk-tl, -til ]
/ ˈdʌk tl, -tɪl /


capable of being hammered out thin, as certain metals; malleable.
capable of being drawn out into wire or threads, as gold.
able to undergo change of form without breaking.
capable of being molded or shaped; plastic.

Origin of ductile

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


Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Examples from the Web for ductility

British Dictionary definitions for ductility

/ (ˈdʌktaɪl) /


(of a metal, such as gold or copper) able to be drawn out into wire
able to be moulded; pliant; plastic
easily led or influenced; tractable

Derived forms of ductile

ductilely, adverbductility (dʌkˈtɪlɪtɪ) or ductileness, noun

Word Origin for ductile

C14: from Old French, from Latin ductilis, from dūcere to lead
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Medical definitions for ductility

[ dŭktəl, -tīl′ ]


Easily molded or shaped.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

Scientific definitions for ductility

[ dŭktəl ]

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.
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 © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.