aperiodic

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a·pe·ri·od·ic

 (ā′pîr-ē-ŏd′ĭk)
adj.
Occurring without periodicity; irregular.

a′pe·ri·od′i·cal·ly adv.
a·pe′ri·o·dic′i·ty (-ə-dĭs′ĭ-tē) n.

aperiodic

(ˌeɪpɪərɪˈɒdɪk)
adj
1. not periodic; not occurring at regular intervals
2. (General Physics) physics
a. (of a system or instrument) being damped sufficiently to reach equilibrium without oscillation
b. (of an oscillation or vibration) not having a regular period
c. (of an electrical circuit) not having a measurable resonant frequency
ˌaperiˈodically adv
aperiodicity n

a•pe•ri•od•ic

(ˌeɪ pɪər iˈɒd ɪk)

adj.
1. not periodic; irregular.
2. Physics. of or pertaining to vibrations or oscillations with no apparent period.
[1875–80]
a`pe•ri•od′i•cal•ly, adv.
a•pe`ri•o•dic′i•ty (-əˈdɪs ɪ ti) n.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Adj.1.aperiodic - not recurring at regular intervals
periodic, periodical - happening or recurring at regular intervals; "the periodic appearance of the seventeen-year locust"
Translations
apériodique
References in periodicals archive ?
In this regard, art history has inadvertently given us the means of attributing aberrance to the art of our age, since the current pluralism contradicts the historical model of a succession of discrete period or cultural styles as blatantly as the aperiodicity of chaos contradicts the regularity of the clockwork universe.
The rarity and aperiodicity of large recruitment events in oyster populations is well known (Oviatt 2004, Loosanoff 1966) and rarely are they so insignificant in the succeeding history of the population.
Increase of the transient characteristic aperiodicity in this case, other parameters being invariable, was achieved experimentally by selection of optimal values of integral and differential components of the electron regulator transfer characteristic, whereby attempt to reduce time of achievement by the gun of operation mode failed.