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.
Instead of walking into the location at the corner of 3rd Avenue and Pine Street in downtown Seattle to order food and drinks, patrons now have to go to a hatch, mostly covered in plexiglass, per the Daily Mail. Becca Longmire, PEOPLE, 19 Jan. 2026 The Columbus Learning Center showcases Sun Garden Panels in Suspended Circle, a set of 32 plexiglass panels painted and signed by Chihuly, and arranged around a skylight so sunlight dances through the colors. Vivian Chung, Travel + Leisure, 17 Jan. 2026 The new system has users download the PureGym app and scan a QR code in order to pass through cylindrical plexiglass doors and enter the gym. Katherine Moynihan, CBS News, 14 Jan. 2026 On the other side of the plexiglass, a group of engineers chat casually with one another and glance over at a bank of monitors. James Vincent, Harpers Magazine, 30 Dec. 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 24 Jan. 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
Last Updated: - Updated example sentences
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