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paperboard

American

[pey-per-bawrd, -bohrd] / ˈpeɪ pərˌbɔrd, -ˌboʊrd /

noun

a thick, stiff cardboard composed of layers of paper or paper pulp compressed together.

adjective

of, relating to, or made of paperboard.

paperboard British

/ ˈpeɪpəˌbɔːd /

noun

1. a thick cardboard made of compressed layers of paper pulp; pasteboard
2. ( as modifier )
  
  a paperboard box

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of paperboard

First recorded in 1540–50; paper + board

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

paperboard

The New York-based company’s Tetra Paks—four-sided paperboard cartons emblazoned with palm trees—lead the coconut water pack, dominating the U.S. market with a 44% market share.

From Barron's ● Nov. 13, 2025

As for packaging, foods in plastic containers had the highest levels of perchlorate, averaging nearly 54 ppb, followed by foods in plastic wrap and paperboard.

From Salon ● Aug. 8, 2024

"These small paperboard milk containers are typically served in schools," said senior author Nicole Martin, assistant research professor in dairy foods microbiology.

From Science Daily ● Mar. 11, 2024

What’s more, the aseptic cartons themselves are designed to be recyclable, and are usually made from around 70 percent paperboard.

From National Geographic ● Dec. 12, 2023

Total U.S. demand for paper and paperboard has only declined by less than 20 percent since 1990.

From Slate ● Aug. 29, 2023

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023