reduction
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reduction
The reduction or decrease of something in terms of amount, size, price, or scope.
Die Reduzierung der Geschwindigkeit auf 30 km/h soll die Sicherheit erhöhen.
The reduction of the speed limit to 30 km/h is intended to increase safety.
'Reduzierung' (reduction) is derived from the verb 'reduzieren' (to reduce). The ending '-ung' forms a feminine noun that describes the action or result of the verb. Many German nouns follow this pattern.
Die Reduzierung der Arbeitsstunden war ein Wunsch der Mitarbeiter.
The reduction of working hours was something the employees wanted.
When describing what is being reduced, you use the genitive or 'von' + dative. To indicate the extent of the reduction, you use 'um' + accusative.
Die Reduzierung des Plastikmülls ist eine große Herausforderung.
The reduction of plastic waste is a major challenge.
In everyday language, 'Reduzierung' (reduction) is often used in economic or social contexts. Typical combinations are the reduction of costs, emissions, staff, or noise.
Die Firma kündigte eine Reduzierung des Personals an.
The company announced a reduction in staff.
The meaning from chemistry is purely technical language. You can recognize it from typical words such as 'Oxidation' (oxidation), 'Elektronenaufnahme' (electron uptake), or 'chemische Reaktion' (chemical reaction) in the same sentence or text.
Im Chemieunterricht haben wir die Reduzierung von Kupferoxid besprochen.
In chemistry class, we discussed the reduction of copper oxide.
increase / rise
'die Erhöhung' and 'die Reduzierung' both describe a change in amount, price, value, or scope. The difference is the direction: with an 'Erhöhung', something becomes more or higher; with a 'Reduzierung', something becomes less or smaller. 'Erhöhung' fits, for example, with prices, salaries, or taxes. 'Reduzierung' is used when costs, amounts, or working hours are reduced.
Wegen der hohen Kosten plant die Firma eine Reduzierung der Ausgaben.
Because of the high costs, the company is planning a reduction in expenses.
Die Erhöhung der Miete kommt für viele Familien überraschend.
The rent increase comes as a surprise to many families.