LIGHT-YEARS

(astronomy) a unit of distance equal to the distance that light travels in a vacuum in one year, approximately six trillion miles. Used figuratively in the lecture. —2D Tapes Glossary Final approval 22 Mar 90

(astronomy) a unit of distance equal to the distance that light travels in a vacuum in one year, approximately six trillion miles. Used figuratively in the lecture to mean a long distance. But what you doing right now, packing around in your bank and your head and your ridges, planets which are light-years away? -R2H Fundamentals (7 Aug. 63)

(astronomy) a unit of distance equal to the distance that light travels in a vacuum in one year, approximately six trillion miles. Used figuratively in the lecture. (astronomy) a unit of distance equal to the distance that light travels in a vacuum in one year, approximately six trillion miles. Used figuratively in the lecture to mean a long time. (astronomy) a unit of distance equal to the distance that light travels in a vacuum in one year, approximately six trillion miles. Used figuratively in the lecture to mean a long distance. (astronomy) units of distance equal to the distance that light travels in a vacuum in one year, approximately six trillion miles.