Online Google Dictionary

aperiodic 中文解釋 wordnet sense Collocation Usage Collins Definition
Adjective
/ˌāpi(ə)rēˈädik/,
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Not periodic; irregular,
  1. Not periodic; irregular
    • - aperiodic fluctuations
  2. Denoting a potentially oscillating or vibrating system (such as an instrument with a pointer) that is damped to prevent oscillation or vibration

  1. not recurring at regular intervals
  2. In mathematics, a periodic function is a function that repeats its values in regular intervals or periods. The most important examples are the trigonometric functions, which repeat over intervals of length 2π. ...
  3. That does not recur periodically; That does not have a periodic vibration; for which any return to it may occur at irregular times; not periodic
  4. Refers to a type of bass-cabinet loading. An aperiodic enclosure type usually features a very restrictive, (damped), port. The purpose of this restrictive port is not to extend bass response, but lower the Q of the system and reduce the impedance peak at resonance. ...
  5. Refers to the lack of symmetry in molecular structures or functions. An important insight into the mechanism of biological structures is their aperiodic composition and distribution of atoms causing the extraordinary complexity of cells.
  6. A process that executes based on events rather than a fixed rate, it is not synchronized to other processes of interest; COMPARE: periodic;
  7. non repeating pattern in tiling