das Kühlwasser
coolant
Water used to cool engines, machines, or technical systems.
EXAMPLE
Der Motor überhitzte, weil zu wenig Kühlwasser vorhanden war.
The engine overheated because there was not enough coolant.
das Kühlwasser
coolant
das Kühlwasser
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Meanings
Forms
Forms adapted from the German Wiktionary entry Kühlwasser, by Wiktionary contributors, licence CC BY-SA 4.0.
At a glance
| gender | neuter das |
|---|---|
| genitive | des Kühlwassers |
The four cases
| singular | plural | |
|---|---|---|
| nominative | das Kühlwasser | – |
| accusative | das Kühlwasser | – |
| dative | dem Kühlwasser | – |
| genitive | des Kühlwassers | – |
The article changes with the case; it is shown in colour.
Usage tips
Compound word
„Kühlwasser“ is made up of the verb stem „kühl-“ (from „kühlen“ (to cool)) and „Wasser“ (water). The first word describes the function of the water: it is used for cooling.
EXAMPLE
Vor der langen Fahrt kontrollierte der Fahrer das Kühlwasser.
Before the long journey, the driver checked the coolant.
Typical collocations
Common collocations include „Kühlwasser kontrollieren“ (to check the coolant), „Kühlwasser nachfüllen“ (to top up the coolant), „Kühlwasser verlieren“ (to lose coolant), and „Kühlwasser tritt aus“ (coolant is leaking). These expressions are especially common in connection with vehicles and engines.
EXAMPLE
Wegen eines undichten Schlauchs verlor das Auto langsam Kühlwasser.
The car slowly lost coolant because of a leaking hose.
Technical context
„Kühlwasser“ is mainly used in technical contexts, for example with vehicles, machines, and systems. It often concerns the fluid level, the temperature, or a leak.
EXAMPLE
Die Werkstatt prüfte den Füllstand und die Temperatur des Kühlwassers.
The garage checked the coolant level and temperature.
In real life
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