(ˈkrɛpəsəl, krɪˈpʌsəl) or crepuscule (ˈkrɛpəsˌkjuːl)
noun
literary
twilight
twilight in British English
(ˈtwaɪˌlaɪt)
noun
1.
the soft diffused light occurring when the sun is just below the horizon, esp following sunset
▶ Related adjective: crepuscular
2.
the period in which this light occurs
3.
the period of time during which the sun is a specified angular distance below the horizon (6°, 12°, and 18° for civil twilight, nautical twilight, and astronomical twilight, respectively)
4.
any faint light
5.
a period in which strength, importance, etc, are waning
the twilight of his life
6. (modifier)
a.
of or relating to the period towards the end of the day
the twilight shift
b.
of or relating to the final phase of a particular era