Styrofoam

[ stahy-ruh-fohm ]

Trademark.

1. a brand of expanded plastic made from polystyrene.

Styrofoam

/ ˈstaɪrəˌfəʊm /

noun

1. sometimes not capital a light, expanded polystyrene plastic

Word History and Origins

Origin of Styrofoam¹

C20: from polystyrene + foam

Example Sentences

He discovered the mystery blobs one day last month, initially thinking it looked like Styrofoam.

From BBC

These practices included recycling, reducing food waste, not using Styrofoam, etc.

From Los Angeles Times

Mostly, he listened wide-eyed, sipping coffee from a Styrofoam cup.

From Salon

A pile of paper napkins, a Styrofoam plate full of unwanted baked beans, a banana peel, an oozing milk carton.

From Literature

Other parts needed to construct homemade drones, including chunks of Styrofoam studded with propellers, crowded a pair of leaf-walled shacks.

From New York Times