[{"Bold_text": "noun", "List Items": ["an optical instrument for making distant objects appear larger and therefore nearer. One of the two principal formsrefracting telescope, or refractorconsists essentially of an objective lens set into one end of a tube and an adjustable eyepiece or combination of lenses set into the other end of a tube that slides into the first and through which the enlarged object is viewed directly; the other formreflecting telescope, or reflectorhas a concave mirror that gathers light from the object and focuses it into an adjustable eyepiece or combination of lenses through which the reflection of the object is enlarged and viewed.Compare radio telescope radio telescope.", "Telescope,Astronomy.the constellation Telescopium ."]}, {"Bold_text": "adjective", "List Items": ["consisting of parts that fit and slide one within another."]}, {"Bold_text": "verb (used with object)", "List Items": ["to force together, one into another, or force into something else, in the manner of the sliding tubes of a jointed telescope.", "to shorten or condense; compress :to telescope the events of five hundred years into one history lecture."]}, {"Bold_text": "verb (used without object)", "List Items": ["to slide together, or into something else, in the manner of the tubes of a jointed telescope.", "to be driven one into another, as railroad cars in a collision.", "to be or become shortened or condensed."]}]