multiwall

American  

[muhl-ti-wawl] / ˈmʌl tɪˌwɔl /

adjective

1. having a wall or casing composed of layers of material, often pressed closely together.

   multiwall bags for shipping grain.

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noun

1. a multiwall bag or sack.

Etymology

Origin of multiwall

First recorded in 1935–40; multi- + wall

Example Sentences

A: From the picture you sent, it seems as if the roof panels are the type of multiwall polycarbonate used to make greenhouses and other structures.

From Washington Post

Home Depot sells 24-by-96-inch multiwall polycarbonate panels that are a little over ¼ inch thick for $44.98.

From Washington Post

You can find numerous suppliers of multiwall polycarbonate online.

From Washington Post

When it comes to such ambitious undertakings, restless Reed Hunt has plenty of experience, having already helped transform Crown Zellerbach from a purely paper operation into a diversified forest-products company that produces such items as multiwall bags, laminated stock, coated magazine paper and synthetic wrappers for quick-frozen foods.

From Time Magazine Archive