Sunset
WordNet
adjective
(1) Of a declining industry or technology
"Sunset industries"
noun
(2) The daily event of the sun sinking below the horizon
(3) Atmospheric phenomena accompanying the daily disappearance of the sun
(4) The time in the evening at which the sun begins to fall below the horizon
WiktionaryText
English
Etymology
In Gower's Confessio Amantis, before 1393. Compound of sun + set.
Noun
- The time of day when the sun disappears below the western horizon.
- The changes in color of the sky at sunset.
- The final period of the life of a person or thing.
- (attributively) Of or relating to the final period of the life of a person or thing.
- one's sunset years
- (attributively) Having a set termination date.
- The tax increase legislation included a sunset clause requiring renewal to prevent the tax increase from expiring.