spray foam

noun

A chemical product created by two materials, isocyanate and polyol resin, which react when mixed with each other and expand up to 30-60 times its liquid volume after it is sprayed in place.

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Meanings

nounspray foam (countable and uncountable, plural spray foams)

plural spray foams

  1. countableuncountableA chemical product created by two materials, isocyanate and polyol resin, which react when mixed with each other and expand up to 30-60 times its liquid volume after it is sprayed in place.

Translations

Finnish polyuretaanivaahto
  • polyuretaanivaahtochemical product
Cite this entry
APA

spray foam. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/spray%20foam

MLA

“spray foam.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/spray%20foam. Accessed November 4, 2026.

Chicago

WatkinsX Dictionary, s.v. “spray foam,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/spray%20foam.

Source: spray foam on Wiktionary, CC BY-SA 4.0.