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.

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Origin of aperiodic

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

OTHER WORDS FROM aperiodic

a·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. 2020

British Dictionary definitions for aperiodic

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 forms of aperiodic

aperiodically, 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

Medical definitions for aperiodic

aperiodic
[ ā′pîr-ē-ŏdĭk ]

adj.

Not occurring periodically.

Other words from aperiodic

a′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.