- Of or pertaining to a telescope; performed by a
telescope. - Seen or discoverable only by a telescope; as,
telescopic stars. - Able to discern objects at a distance; farseeing;
far-reaching; as, a telescopic eye; telescopic vision. - Having the power of extension by joints sliding one
within another, like the tube of a small telescope or a spyglass;
especially (Mach.), constructed of concentric tubes, either stationary,
as in the telescopic boiler, or movable, as in the telescopic chimney
of a war vessel, which may be put out of sight by being lowered
endwise.