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.

QUIZZES

DIVE INTO THIS BALMY SUMMERTIME SPELLING QUIZ

Do you often fall under the spell of the summer season? See if you can really spell your way through it with this quiz of popular summertime words.
Question 1 of 12

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.