Definition from Wiktionary, the free dictionary
bedtime (plural bedtimes)
- The time or hour at which one typically retires to bed in order to sleep.
2013 July 19, Ian Sample, “Irregular bedtimes may affect children's brains”, The Guardian Weekly, volume 189, number 6, page 34:
- Irregular bedtimes may disrupt healthy brain development in young children, according to a study of intelligence and sleeping habits. ¶ Going to bed at a different time each night affected girls more than boys, but both fared worse on mental tasks than children who had a set bedtime, researchers found.
- I'd love to stay and chat longer, but it's past my bedtime and I need some rest.
time when one goes to bed to sleep