German word

Ar

Pronunciation

IPA/aːɐ̯/

Meaning

  • neuter nounargon

Example

Das Ar ist ein Edelgas.

Argon is one of the noble gases.

Illustration for Ar (argon)

More examples

In der Schweißtechnik wird oft Ar als Schutzgas verwendet.

In welding technology, argon is often used as a shielding gas.

Core concept

A flask marked Ar holds a colorless, odorless gas that remains apart from most chemical reactions.

Common phrases

  • das Ar

    argon

  • Ar als Schutzgas

    argon as a shielding gas

  • Flasche mit Ar

    cylinder with argon

Similar words

Luft: A mixture of gases used for breathing and found in the atmosphere.
Sauerstoff: A colorless, odorless gas needed for breathing and burning.
Stickstoff: A tasteless, odorless gas making up most of the air.
Gas: A state of matter with no fixed shape that spreads through its container.

Definition in German

Ein Edelgas-Element, bei Normalbedingungen gasförmig, farb- und geruchlos sowie chemisch nur sehr wenig reaktiv; im Periodensystem als Ar geführt.

Word origin

Ar is the standardized chemical symbol formed from the first two letters of Argon, whose name comes from Greek argos, meaning 'inactive'.

Usage tips

  • Ar always keeps a capital A and lowercase r, including in German text, because chemical symbols have fixed capitalization.

Related words

  • argonhaltigargon-containingadjective

Word lists with this word