Longman Dictionary of Contemporary English homepage

telescopic

adjective
     
Related topics: Astronomy, Technology
tel‧e‧scop‧ic
1T made of parts that slide over each other so that the whole thing can be made longer or shorter:
a tripod with telescopic legs
2 making distant things look bigger, like a telescope does:
a telescopic lens
a rifle with a telescopic sight
3HA done using a telescope:
his telescopic observations of the moon

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