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.
Innocence guaranteed by plexiglass in the Kansas sunshine, Africa far away. Padgett Powell, Harpers Magazine, 30 June 2026 In May, at the manufacturing facility, which stores thousands of gallons of toxic chemicals in pressurized tanks used to produce materials such as plexiglass for fighter jet and commercial aircraft windows, one tank threatened to leak or explode. Nilesh Christopher, Los Angeles Times, 10 June 2026 On April 3, Gina shared a photo of her little one high-fiving his dad through the plexiglass at the hockey rink during a game. Tabitha Parent, PEOPLE, 2 June 2026 At Cannes, Riley Keough and Hannah Einbinder both stepped into Alaïa’s Invisible thong sandals, a more architectural take on the trend with a plexiglass wedge. Maggie Clancy, Footwear News, 21 May 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

Browse Nearby Words

Cite this Entry

“Plexiglass.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/plexiglass. Accessed 7 Jul. 2026.

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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