Periodieke

Periodieke is a Dutch adjective meaning "periodic" or "recurring at regular intervals." It describes events, processes or phenomena that occur with a fixed period or rhythm. The term is used across domains, including science, industry, and everyday language.

The form periodieke is the common attributive version of the adjective periodiek and is used before nouns in modern Dutch, regardless of number. The related adverb periodiek means "periodically," as in "periodiek terugkeren" (to recur periodically).

Common uses include periodieke inspecties (regular inspections), periodieke updates (regular updates), and periodieke verschijnselen (periodic phenomena). In mathematics or physics one speaks of periodieke functies (periodic functions) or periodictieit as the property of repeating with a fixed period. The Dutch term for the periodic table is periodieke tabel. Related terms include periodiek (adjective), periodiciteit (periodicity), and the general concept of periodic repetition across disciplines.