aperiódico
adjectivemasculine/femininetécnico/ɐpɨɾjuˈðiku/medium
a·pe·ri·ó·di·co
Definition
Not repeating at regular time intervals; without periodicity.
The pendulum, after some time, exhibits an aperiodic motion.
The electrical signal was completely aperiodic and unpredictable.
Etymology
Do grego 'a-' (sem) + 'periodikós' (periódico).