Learn how to say Telescopes correctly in English with this tutorial pronunciation video.
Oxford dictionary definition of the word telescope:
an optical instrument designed to make distant objects appear nearer, containing an arrangement of lenses, or of curved mirrors and lenses, by which rays of light are collected and focused and the resulting image magnified.
short for radio telescope.
(with reference to an object made of concentric tubular parts) slide or cause to slide into itself, so that it becomes smaller:
five steel sections that telescope into one another
the sliding carriage escapes were telescoped into a shorter length
[with object] crush (a vehicle) by the force of an impact:
he drove right into another car—telescoped it
[with object] condense or conflate so as to occupy less space or time:
a large portion of the past had to be telescoped and summarized for her
mid 17th century: from Italian telescopio or modern Latin telescopium, from tele- ‘at a distance’ + -scopium (see -scope)