|1.||not periodic; not occurring at regular intervals|
|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|
aperiodic a·pe·ri·od·ic (ā'pēr-ē-ŏd'ĭk)
Not occurring periodically.