Definition of telescope noun from the Oxford Advanced Learner's Dictionary



BrE BrE//ˈtelɪskəʊp//
; NAmE NAmE//ˈtelɪskoʊp//
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a piece of equipment shaped like a tube, containing lenses, that you look through to make objects that are far away appear larger and nearer to look at the stars through a telescope see also radio telescope Word Origin mid 17th cent.: from Italian telescopio or modern Latin telescopium, from tele- ‘at a distance’ + -scopium (from Greek skopein ‘look at’).Extra examples I looked at the moon through a telescope. She set up her telescope on the balcony. These stars are too faint to been seen without a telescope. They’ve built the largest telescope in the world. We can’t simply point a telescope at a star and see its orbiting planets directly. images from the Hubble space telescope stars that cannot be seen without a telescope
See the Oxford Advanced American Dictionary entry: telescope