Synonyms: collapsable, collapsible
Definition: capable of collapsing or being collapsed
Usage: a collapsible boat
Similar words: foldable, foldaway, folding
Definition: capable of being folded up and stored
Usage: a foldaway bed
Similar words: telescopic
Definition: having parts that slide one within another
Usage: a telescopic antenna; a telescopic drinking cup
Similar words: tip-up
Definition: constructed so as to tip up or out of the way
Usage: the little tip-up seat of the taxi