|
WordNet-Online
Definitions from WordNet | ||||
Definitions from the WebLight HourPart of Speech: Noun Sense 1: A unit of length traveled by light in one hour, equal to approximately 1.079 billion kilometers or 670.61 million miles. Usage: In space exploration and astronomy, the light hour is often used to measure vast distances between celestial bodies. Example Sentence 1: The distance between the Sun and Neptune is about 4.1 light hours. Example Sentence 2: It would take light approximately 8 minutes and 20 seconds to travel one light hour. Related Products: | ||||
light cornstarch light cream light diet light filter light flyweight light gas light heavy weight light heavyweight light hour light intensity light kiss light machine gun light meal light meter light microscope light middleweight light minute
|