Word.ws English Dictionary

polyisocyanurate

polyisocyanurate noun: a form of polyurethane polymer, based on cyanuric acid, formed from a polyhydroxy alcohol and a diisocyanate; it forms foams that are used for thermal insulation.

Noun

polyisocyanurate (plural polyisocyanurates)

  1. A form of polyurethane polymer, based on cyanuric acid, formed from a polyhydroxy alcohol and a diisocyanate; it forms foams that are used for thermal insulation
    Synonyms:
    PIR

Synonyms of polyisocyanurate

Forms of polyisocyanurate

pluralpolyisocyanurates

Origin of polyisocyanurate

From poly- + isocyanurate.

Questions about polyisocyanurate

What does polyisocyanurate mean?
Polyisocyanurate means a form of polyurethane polymer, based on cyanuric acid, formed from a polyhydroxy alcohol and a diisocyanate; it forms foams that are used for thermal insulation.
What part of speech is polyisocyanurate?
Polyisocyanurate is a noun.
What is the plural of polyisocyanurate?
The plural of polyisocyanurate is polyisocyanurates.

Words near polyisocyanurate in the dictionary

  1. polyisobutenes
  2. polyisobutylene
  3. polyisobutylenes
  4. polyisocyanate
  5. polyisocyanates
  6. polyisocyanurate
  7. polyisocyanurates
  8. polyisoprene
  9. polyisoprenes
  10. polyisoprenoid
  11. polyisoprenoids

Source and license

Adapted from Wiktionary: polyisocyanurate (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

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