Word familyadjectivemidnightlynounmidnight bluemidnight sunmidnight
ˌmidnight ˈsun noun
the midnight sunHAthe sun that you can see in the middle of the night in summer in the far north or south of the world 〔极地夏季见到的〕子夜太阳，夜半太阳
Examples from the Corpus
midnight sun• It was the first time that I had experienced the midnight sun.• The best time to visit is in June, the time of the midnight sun.• Camping high, between the huts, we enjoyed insect-freeing breezes and spectacular night views of the midnight sun.