Meaning of the word sunup in English

What does sunup mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

sunup

US /ˈsʌn.ʌp/
UK /ˈsʌn.ʌp/

Noun

the time in the morning when the sun first appears; sunrise

Example:
We woke up at sunup to go fishing.
The birds start singing at sunup.