Light at the end of the tunnel a long-awaited indication that a period of hardship or adversity is nearing an end.
the Light of the World Jesus Christ, Lux Mundi; the phrase is biblical, as in John 8:12; it was famously used by the Pre-Raphaelite artist Holman Hunt as the title of his picture (1851–3) of Jesus Christ, illustrating Revelation 3:20.
light year a unit of astronomical distance equivalent to the distance that light travels in one year, which is 9.4607 × 1012 km (nearly 6 million million miles); often used figuratively.
see the light understand or realize something after prolonged thought or doubt.
See also hide one's light under a bushel, in the cold light of day, green light, red-light district, sweetness and light.
Subjects: Warfare and Defence.