Word:

Light-year

1.(Astron.) The distance over which light can travel in a year's time in a vacuum, 5.88 trillion miles (9.46 trillion kilometers); - used as a unit in expressing stellar distances. It is more than 63,000 times as great as the distance from the earth to the sun. The star nearest to the earth's sun is about 4 light years distant.
2.a very large difference; - used figuratively to express great differences (of distance, quality, time) in comparisons.
Translate Light-year to German, Translate Light-year to French
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Light-hearted
light-heartedly
Light-heeled
Light-horseman
Light-legged
Light-minded
light-mindedness
Light-o'-love
light-of-love
light-sensitive
light-skinned
Light-struck
light-tight
light-weight
light-weight process
Light-winged
-- Light-year --
Lightable
lightbulb
Lighte
lighted
Lighten
lighten up
lightening
Lighter
Lighter screw
lighter-than-air
lighter-than-air craft
Lighterage
Lighterman
Lighters
Lightful
lightheaded
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