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in the PONS Dictionary

Kat <-s, -s> [kat] N m

Kat short for Katalysator

Kat
cat
See also

Ka·ta·ly·sa·tor <-s, -en> [katalyˈza:to:ɐ̯, pl -ˈto:rən] N m

1. Katalysator AUTO (Abgaskatalysator):

Katalysator
catalytic converter
geregelter Katalysator AUTO
regulated catalytic converter

2. Katalysator CHEM (Reaktionen auslösender Stoff):

Katalysator
catalyst
dev
dev
dev
dev