[dis-kuh n-tin-yoo-uh s]
See more synonyms for discontinuous on Thesaurus.com
  1. not continuous; broken; interrupted; intermittent: a discontinuous chain of mountains; a discontinuous argument.
  2. Mathematics. (of a function at a point) not continuous at the point.

Origin of discontinuous

From the Medieval Latin word discontinuus, dating back to 1660–70. See dis-1, continuous
Related formsdis·con·tin·u·ous·ly, adverbdis·con·tin·u·ous·ness, noun
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

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British Dictionary definitions for discontinuous


  1. characterized by interruptions or breaks; intermittent
  2. maths (of a function or curve) changing suddenly in value for one or more values of the variable or at one or more pointsCompare continuous (def. 3)
Derived Formsdiscontinuously, adverbdiscontinuousness, noun
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

discontinuous in Science


  1. Mathematics Relating to a function that contains one or more points where the function is either discontinuous or undefined.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.