daylong
/ˈdeɪˌlɔŋ/
adjective
- Lasting for the entire day; continuing from morning until night.
- They went on a daylong hike through the mountains, stopping only for lunch.
- After a daylong drive, they finally reached the coast.
- The conference was a daylong event with speakers and workshops.
adverb
- Throughout the entire day.
- The children played outside daylong during the summer vacation.
- He sat daylong at his desk, reading and taking notes.
- She worked daylong to finish the project before the deadline.