plexiglass

noun

plex·​i·​glass ˈplek-si-ˌglas How to pronounce plexiglass (audio)
: a transparent acrylic plastic often used in place of glass

Examples of plexiglass 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.
Karoutzos described the plexiglass cover protecting the book as having been smashed with a hammer and tossed to the ground. — News Desk, Artforum, 7 Oct. 2026 Think of how plexiglass still holds its shape while providing clarity to what’s happening on the other side of it. — Expert Panel®, Forbes.com, 2 Oct. 2026 The nuclear fireball was actually a backlit, 8-foot plexiglass column. — ArsTechnica, 28 Aug. 2026 Drummer Mike Palmer will sit inside a massive plexiglass and aluminum enclosure that resembles a spaceship. — Patrick Connolly, The Orlando Sentinel, 26 Aug. 2026 See All Example Sentences for plexiglass

Word History

Etymology

alteration of Plexiglas

First Known Use

1935, in the meaning defined above

Time Traveler
The first known use of plexiglass was in 1935

Rhymes for plexiglass

See All Rhymes for plexiglass

Browse Nearby Words

Plexiglas
plexiglass
plexodont
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Cite this Entry

“Plexiglass.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/plexiglass. Accessed 9 Oct. 2026.

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Kids Definition

plexiglass

noun
plex·​i·​glass ˈplek-si-ˌglas How to pronounce plexiglass (audio)
: a transparent acrylic plastic often used in place of glass
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