Meaning of aperiodic

a•pe•ri•od•ic

Pronunciation: (ā"pēr-ē-od'ik), [key]
— adj.
  1. not periodic; irregular.
  2. of or pertaining to vibrations or oscillations with no apparent period.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
See also:
aperient apéritif