Bedeutung von “sky” — Learner’s Dictionary

sky

noun [ U, no plural ] us uk /skaɪ/
The sky turned black and it started to rain.A balloon floated across the sky.The sky was a brilliant blue.Dark clouds filled the sky.The rocket shot into in the night sky.

A2 the area above the Earth where you can see clouds, the sun, the moon, etc:

The sky suddenly went dark.
→ See also skies

(Definition von “sky” aus dem Cambridge Learner's Dictionary © Cambridge University Press)