plastic foam

noun

Examples of plastic foam 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.
In a lab experiment, the insects were able to roll a plastic foam ball underneath an artificial blue flower, climb over the ball and use it to reach the flower, obtaining a sugary reward. Jacopo Prisco, CNN Money, 4 June 2026 One source of microplastics is single-use plastics, such as bags, straws, utensils, condiment packets, coffee stirrers, lids, and polystyrene (a.k.a. plastic foam) cups and takeout containers. Letters To The Editor, Hartford Courant, 28 Mar. 2026 Using a roller, roll paint over the plastic foam blocks, and press image onto white art paper. Janna Oberdorf, Parents, 15 Dec. 2025 In 2018, the second-largest Hawaiian island banned plastic foam food containers. Kathleen Wong, USA Today, 12 Dec. 2025 See All Example Sentences for plastic foam

Word History

First Known Use

1943, in the meaning defined above

Time Traveler
The first known use of plastic foam was in 1943

Browse Nearby Words

Cite this Entry

“Plastic foam.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/plastic%20foam. Accessed 10 Jun. 2026.

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

More from Merriam-Webster