01
periodisch
periodic
Repeating at regular time intervals; occurring at equal intervals.
example
Die Wartung der Maschine muss in periodischen Abständen erfolgen.
Maintenance of the machine must be carried out at periodic intervals.
periodisch
periodic
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Meanings
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Usage tips
Word family
The adjective 'periodisch' (periodic) is derived directly from the noun 'die Periode' (period), which describes a span of time or a recurring phase. If you know 'Periode' (period), you can easily work out the meaning 'recurring'.
EXAMPLE
Die Konferenz findet in einer zweijährigen Periode statt, also periodisch alle zwei Jahre.
The conference takes place in a two-year cycle, so periodically every two years.
Typical collocations
In its general meaning, 'periodisch' (periodic) is often combined with nouns that describe a recurring action. The phrase 'in periodischen Abständen' (at periodic intervals) is especially common.
EXAMPLE
Die Software wird in periodischen Abständen automatisch aktualisiert.
The software is automatically updated at periodic intervals.
Context clue
You can recognize the technical meaning from the context. If chemistry, physics, elements, or the 'Periodensystem' (periodic table) is being discussed, 'periodisch' (periodic) refers to the recurring properties of the elements.
EXAMPLE
Im Chemieunterricht analysieren wir das periodische Verhalten der Alkalimetalle.
In chemistry class, we analyze the periodic behavior of the alkali metals.
Compare with
periodisch vs regelmäßig
regular
'regelmäßig' and 'periodisch' both describe something happening at repeated intervals. 'regelmäßig' is the normal everyday word for appointments, habits, or repeated actions. 'periodisch' emphasizes more strongly that the intervals are fixed and measurable. It often sounds more factual or technical, for example in science, medicine, or reports. The words can be confused because both express a rhythm. In everyday life, 'regelmäßig' is usually more natural; 'periodisch' fits when you are talking very precisely or technically about recurring intervals.
periodisch
Das Gerät sendet periodisch ein Signal an den Computer.
The device periodically sends a signal to the computer.
regelmäßig
Ich kaufe regelmäßig frisches Gemüse auf dem Markt.
I regularly buy fresh vegetables at the market.
In real life
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