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.
The lighter struck the plexiglass partition, but did not hit the driver. Rick Sobey, Boston Herald, 4 June 2025 The Naugatuck train station is a small plexiglass box with a single bench, a lone dot in the expanse of the concrete parking lot, just across from the loading dock of a post office. Ginny Monk, Hartford Courant, 10 May 2025 The Trump administration had sought to have the two separated by a plexiglass barrier. Chloe Atkins, NBC news, 23 May 2025 Tunnels vary in diameter, but are generally made of transparent plastic or plexiglass, which naturally can attract an audience. Andrew Paul, Popular Science, 8 May 2025 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

Browse Nearby Words

Cite this Entry

“Plexiglass.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/plexiglass. Accessed 16 Jun. 2025.

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
Last Updated: - Updated example sentences
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