
21 December 2025

Whether it’s a smile, a dentist’s office, or a gear in a machine - Germans call it a Zahn. It’s a word you’ll hear when something hurts, when something breaks, or when someone’s smile lights up the room.
The noun Zahn means tooth, and it’s one of the 1000 most frequently used nouns in German. It shows up in health conversations, mechanical engineering, children’s books, and everyday idioms.
It’s a masculine noun, so we say der Zahn.
Zahn is pronounced [tsahn].
It’s a strong, clean-sounding word - just like a healthy molar.
Example sentences:
Zahn is mostly anatomical but branches out metaphorically and mechanically:
Another everyday idiom: einen Zahn zulegen - to speed up, step on it.
Masculine case pattern: der, den, dem, des
Variation Station:
Fun idiomatic note:Der Zahn der Zeit nagt an allem.
“The tooth of time gnaws at everything.”Used to talk about aging, decay, and how nothing lasts forever - especially buildings, ideals, or beauty.
📘 Duden entry: https://www.duden.de/rechtschreibung/Zahn
🎥 Learn Zahn and the rest of the top 1000 German nouns in our free online video course:Watch the 1000 German Nouns video course
Alternate translations note:Eckzahn means canine tooth. A fang may be a Fangzahn; in zoology, Reißzahn specifically names a carnassial tooth in carnivores. For mechanical teeth in gears, Zahn remains the word. And whether it’s biology, machines, or poetic decay - Zahn is your go-to.
Ready for more German words of the day? Do you know what Zeug means? How about Zeitung? Find out!
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