Meaning of blue hour | Babel Free
Definitions
The period of twilight when the Sun is approximately 4-8° below the horizon and the sky is within a range of blue colors.
Equivalents
CEFR level
B2
Upper Intermediate
This word is part of the CEFR B2 vocabulary — upper intermediate level.
This word is part of the CEFR B2 vocabulary — upper intermediate level.