See more synonyms for isochronal on
  1. equal or uniform in time.
  2. performed in equal intervals of time.
  3. characterized by motions or vibrations of equal duration.

Origin of isochronal

1670–80; < New Latin isochron(us) (< Greek isóchronos equal in age or time; see iso-, chron-) + -al1
Related formsi·soch·ro·nal·ly, adverb Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

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Historical Examples of isochronal

British Dictionary definitions for isochronal



  1. having the same duration; equal in time
  2. occurring at equal time intervals; having a uniform period of vibration or oscillation
Derived Formsisochronally or isochronously, adverbisochronism, noun

Word Origin for isochronal

C17: from New Latin isochronus, from Greek isokhronos, from iso- + khronos time
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