noun ·Rare ·Advanced level

Definitions

Noun

1. 1
   A solution function that is not technically periodic, but nevertheless displays repetitive behavior.
2. 2
   The average time between repetitions of a repetitive function that is not regular.
3. 3
   The inverse of instantaneous frequency of a wave function.
4. 4
   The distance between peaks in an autocorrelation function.

Etymology

From pseudo- + period.

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.