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telescope

tel·e·scope

telescope

 
 
pronunciation:
te l skop
parts of speech:
noun, transitive verb, intransitive verb
features:
Word Combinations (noun, verb), Word History, Word Explorer, Word Parts
part of speech: noun
definition 1: an optical instrument, usu. cylindrical, that employs lenses and sometimes mirrors to enlarge the images of distant objects, esp. those in outer space.
 
definition 2: any of various devices that gather information about very distant objects by measuring their radio waves or other emissions.
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part of speech: transitive verb
inflections: telescoped, telescopes, telescoping
definition 1: to slide or force together (the tubes of a hand telescope or the like), often in sections that fit inside one another.
definition 2: to make shorter and more concise.
 
part of speech: intransitive verb
definition 1: to be slid or become forced together or into one another.
definition 2: to become longer or shorter, usu. by having overlapping tubular segments that slide out or in.
definition 3: to become condensed or more concise.
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Word History
Galileo used the Italian word telescopio in 1611 for the instrument that he had built. The word came from an ancient Greek word that means "far-seeing." "Telescope" was first used in English about fifty years later.
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  outer space, physics, space, tool
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