aperiodic

[ ey-peer-ee-od-ik ]
/ ˌeɪ pɪər iˈɒd ɪk /

adjective

not periodic; irregular.
Physics. of or relating to vibrations or oscillations with no apparent period.

Nearby words

  1. apennine mountains,
  2. apennines,
  3. apepi,
  4. apercu,
  5. aperient,
  6. aperistalsis,
  7. aperitif,
  8. aperitive,
  9. apert,
  10. apert's syndrome

Origin of aperiodic

First recorded in 1875–80; a-6 + periodic1

Related formsa·pe·ri·od·i·cal·ly, adverba·pe·ri·o·dic·i·ty [ey-peer-ee-uh-dis-i-tee] /eɪˌpɪər i əˈdɪs ɪ ti/, noun

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019


British Dictionary definitions for aperiodicity

aperiodic

/ (ˌeɪpɪərɪˈɒdɪk) /

adjective

not periodic; not occurring at regular intervals
physics
  1. (of a system or instrument) being damped sufficiently to reach equilibrium without oscillation
  2. (of an oscillation or vibration) not having a regular period
  3. (of an electrical circuit) not having a measurable resonant frequency
Derived Formsaperiodically, adverbaperiodicity (ˌeɪpɪərɪəˈdɪsɪtɪ), 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

Word Origin and History for aperiodicity

aperiodic

adj.

1874, from a- (2), privative prefix, + periodic.

Online Etymology Dictionary, © 2010 Douglas Harper

Medicine definitions for aperiodicity

aperiodic

[ ā′pîr-ē-ŏdĭk ]

adj.

Not occurring periodically.
Related formsa′pe•ri•odi•cal•ly adv.a•pe′ri•o•dici•ty (-ə-dĭsĭ-tē) n.


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