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Buna

American  
[boo-nuh, byoo-] / ˈbu nə, ˈbju- /
Trademark.
  1. a brand of synthetic rubber made by polymerizing or copolymerizing butadiene with another material, as acrylonitrile, styrene, or sodium.


Buna British  
/ ˈbuːnə, ˈbjuː- /

noun

  1. a synthetic rubber formed by polymerizing butadiene or by copolymerizing it with such compounds as acrylonitrile or styrene

"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

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.

Sierra Vista 52, Desert Hot Springs 42: Cailei Buna finished with 19 points, making nine of 10 free throws, in the Southern Section Division 9 final.

From Los Angeles Times • Feb. 28, 2026

In November 1942, Ladner was posted in the southeastern mountain jungles of what was then the Australian territory of New Guinea, fighting Japanese troops for control of the port of Buna, The Sun Herald reported.

From Seattle Times • Feb. 6, 2022

Her mother, Dina Kyala Buna, 26, rinsed beans in a pot of water outside the family tent as her daughter recounted the perilous passage.

From Los Angeles Times • Sep. 22, 2019

But before you start tasting the local vintages, get your late afternoon pick-me-up at the third-wave coffee shop Buna Café, which offers frequent tastings of estate coffees on Friday afternoons.

From New York Times • Jul. 11, 2014

The Red Army w as racing tow ard Buna: it was only a matter of hours.

From "Night" by Elie Wiesel

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