noun
bed
A1
Bett means bed. Primary meaning: piece of furniture for sleeping. Neuter noun (das Bett) with plural die Betten. Declension follows normal patterns (des Bettes, den Betten). No irregular plural. No special prepositions inherent to the noun; common collocations: aufs Bett, im Bett.
Examples
Er legte das Buch auf das Bett, nachdem er das Licht ausgeschaltet hatte.
He put the book on the bed after he had turned off the light.
Das Bett ist sehr bequem.
The bed is very comfortable.
Ich gehe ins Bett.
I'm going to bed.
Details
Mnemonics
picture a simple bed with a big 'B' on the headboard
sounds like English 'bet' — imagine betting on a comfortable bed
das — think of a neutral blanket labeled 'das' (the neutral article)
Notes
Plural: die Betten. Common mistake: German 'Bett' is neuter (das Bett), not masculine or feminine.