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elastic

[ih-las-tik]
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adjective
  1. capable of returning to its original length, shape, etc., after being stretched, deformed, compressed, or expanded: an elastic waistband; elastic fiber.
  2. spontaneously expansive, as gases.
  3. flexible; accommodating; adaptable; tolerant: elastic rules and regulations.
  4. springing back or rebounding; springy: He walks with an elastic step.
  5. readily recovering from depression or exhaustion; buoyant: an elastic temperament.
  6. Economics. relatively responsive to change, as to a proportionate increase in demand as the result of a decrease in price.Compare inelastic(def 2).
  7. Physics. of, relating to, or noting a body having the property of elasticity.
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noun
  1. webbing, or material in the form of a band, made elastic, as with strips of rubber.
  2. something made from this material, as a garter.
  3. rubber band.
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Origin of elastic

1645–55; < New Latin elasticus expanding spontaneously, equivalent to Greek elast(ós) (late variant of elatós ductile, beaten (of metal), derivative of elaúnein, elân beat out, forge) + -icus -ic
Related formse·las·ti·cal·ly, adverbnon·e·las·tic, adjectivenon·e·las·ti·cal·ly, adverbsem·i·e·las·tic, adjectivesem·i·e·las·ti·cal·ly, adverbsu·per·e·las·tic, adjectivesu·per·e·las·ti·cal·ly, adverbun·e·las·tic, adjectiveun·e·las·ti·cal·ly, adverb

Synonyms

See more synonyms for elastic on Thesaurus.com
3. resilient, pliant.

Antonyms

3. rigid, inflexible, intolerant, unyielding.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

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British Dictionary definitions for elastic

elastic

adjective
  1. (of a body or material) capable of returning to its original shape after compression, expansion, stretching, or other deformation
  2. capable of adapting to changean elastic schedule
  3. quick to recover from fatigue, dejection, etc; buoyant
  4. springy or resilientan elastic walk
  5. (of gases) capable of expanding spontaneously
  6. physics (of collisions) involving no overall change in translational kinetic energy
  7. made of elastic
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noun
  1. tape, cord, or fabric containing interwoven strands of flexible rubber or similar substance allowing it to stretch and return to its original shape
  2. mainly US and Canadian something made of elastic, such as a rubber band or a garter
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Derived Formselastically, adverb

Word Origin

C17: from New Latin elasticus impulsive, from Greek elastikos, from elaunein to beat, drive
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

Word Origin and History for elastic

adj.

1650s, coined in French (1650s) as a scientific term to describe gases, from Modern Latin elasticus, from Greek elastos "ductile, flexible," related to elaunein "to strike, beat out," of uncertain origin. Applied to solids from 1670s. Figurative use by 1859. The noun, "cord or string woven with rubber," is 1847, American English.

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Online Etymology Dictionary, © 2010 Douglas Harper

elastic in Medicine

elastic

(ĭ-lăstĭk)
adj.
  1. Having the property of returning to the original shape after being distorted.
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The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.