Origin: Latin suffix -able
Expandable has 4 different meanings across 1 category:
Anything that can be expanded.
"The car features an expandable cargo area that allows you to haul extra gear for long road trips."
able to expand or be expanded
"The travel bag has an expandable section that allows you to pack extra souvenirs without breaking any airline weight limits."
(of gases) capable of expansion
"The balloon will expand if you blow more air into it because helium is an expandable gas that fills any available space."
Having the capacity to be expanded.
"The architect designed an expandable living room that can double in size when guests arrive for the holidays."