telescopic

adjective

1. visible only with a telescope

- a bright star with a telescopic companion

Similar word(s): seeable, visible

2. capable of discerning distant objects

- a telescopic eye

- telescopic vision

Similar word(s): farsighted, presbyopic

3. having parts that slide one within another

- a telescopic antenna

- a telescopic drinking cup

Similar word(s): collapsable, collapsible