collapsible

adjective

col·​laps·​ible kə-ˈlap-sə-bəl 

: able to be folded into a more compact shape

a collapsible stepladder

The collapsible bikes were created in London with the city commuter in mind …

—Karen Loutzenheiser

Hagrid wouldn't let Harry buy a solid gold cauldron, either … but they got a nice set of scales for weighing potion ingredients and a collapsible brass telescope.

—J. K. Rowling

also, of a part of a graphical user interface : able to be hidden or to have certain components (such as options in a menu) hidden by the user when not needed

The use of a collapsible menu keeps the navigation less cluttered, but keeps all functionality at your fingertips.

—Susan Perschke

collapsibility

kə-ˌlap-sə-ˈbi-lə-tē 

noun

Examples of collapsible in a Sentence

Recent Examples on the Web

Folders are also collapsible, allowing the user to see all their files in one go. —Ben Sin, Forbes.com, 13 June 2025

The bag should be made from lightweight and collapsible fabrics. —Frederick Dreier, Outside Online, 4 Apr. 2025

The chairs are Wright-inspired but also collapsible. —Everett Potter, Forbes.com, 9 June 2025

Cornhole is an option that appeals to both kids and adults, and this set comes with two collapsible boards that have a colorful design. —Rachel Trujillo, People.com, 4 June 2025

Word History

First Known Use

1843, in the meaning defined above