spandex

noun

span·​dex ˈspan-ˌdeks How to pronounce spandex (audio)
: any of various elastic textile fibers made chiefly of polyurethane
also : clothing made of this material

Did you know?

Spandex is a fiber that has had an impact on fashion high and low, casual and formal, outer and under. It's not a trademark, as a number of the names of other fibers are, among them Dacron, Lycra, and Orlon. It's a generic term, coined in 1959 as an anagram of the word expands. Anagrammatic coinages are not common; the only other in our dictionaries that the average person is likely to be familiar with is sideburns. Sideburns is an anagram (and synonym) of burnsides, from Ambrose E. Burnside, a Union general in the American Civil War credited with originating the fashion (in the U.S., at least) also known as side-whiskers.

Examples of spandex in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Considering it’s made from a spandex blend, the soft and stretchy style will keep you comfortable for long flights, everyday errands, and everything else on your agenda. Kyra Surgent, InStyle, 4 Feb. 2026 The merino/nylon/spandex blend hits all the right notes—excellent moisture management, a performance fit that doesn’t bunch or slip, a just-right height equidistant between ankle and calf, and a surprising amount of warmth even in single-digit temps. Scott Douglas, Outside, 3 Feb. 2026 Layer Zero’s six-piece launch collection will feature lightweight, flexible shapewear made from a blend of microfiber nylon and spandex offering four-way stretch, moisture wicking and frictionless bonded seams. Jean E. Palmieri, Footwear News, 3 Feb. 2026 Tanzer evaded suspicion for decades During the 1989 attack, Tanzer wore a black, full-body spandex suit and mask, and wrapped surgical tape around the woman’s head and face. Kevin Grasha, Cincinnati Enquirer, 2 Feb. 2026 See All Example Sentences for spandex

Word History

Etymology

anagram of expands

First Known Use

1959, in the meaning defined above

Time Traveler
The first known use of spandex was in 1959

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Cite this Entry

“Spandex.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/spandex. Accessed 7 Feb. 2026.

Kids Definition

spandex

noun
span·​dex ˈspan-ˌdeks How to pronounce spandex (audio)
: any of various synthetic elastic textile fibers

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