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

For those who live in studios, a collapsible playpen, crate or area made with baby gates work just as well, Dresser said. — Emily Tarinelli, Los Angeles Times, 11 Sep. 2026

The Spiral, a collapsible bucket bag, is the first in a series of eight silhouettes that will launch over the coming months in cities across the globe. — Alexandra Hildreth, Vogue, 9 Sep. 2026

The collapsible heel design approach was born from SZA’s lifelong habit of stepping on the backs of her shoes and transforming that behavior into a functional feature. — Karla Rodriguez, Footwear News, 9 Sep. 2026

Police found a collapsible baton inside the bag, but have not recovered any political leaflets that would suggest an act of protest. — Kerry Burke, New York Daily News, 28 Aug. 2026

Word History

First Known Use

1843, in the meaning defined above