AUXILIARY VERB

sein/zaɪ̯n/to be

sein is a German auxiliary verb that means to be. It is pronounced /zaɪ̯n/.

Definitions

1.to exist; to be (state or identity)(existence, identification)

a.expresses existence or location

Das Buch ist auf dem Tisch.—The book is on the table.

b.identifies something or someone

Sie ist meine Schwester.—She is my sister.

Frequently asked questions

What does "sein" mean in English?
"sein" means to be. It is a German auxiliary verb.
How do you pronounce "sein"?
"sein" is pronounced /zaɪ̯n/ in the International Phonetic Alphabet.
What part of speech is "sein"?
"sein" is a auxiliary verb in German.

Related auxiliary verbs

Make “sein” stick.

Practice it in real sentences in the Alexandria app. Miss it, and Alexandria explains why, then brings it back right before you’d forget.