isocyanate

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Related to isocyanate: methyl isocyanate, polyurethane

i·so·cy·a·nate

(ī′sō-sī′ə-nāt′, -nət)

1. A chemical group, NCO.

2. A salt, ester, or anion of isocyanic acid.

3. Any of various compounds that contain an isocyanate group, NCO. Isocyanates are used mainly in production of polyurethane and can cause respiratory disorders, especially asthma, if inhaled.

[isocyan(ic acid) + -ate.]

isocyanate

(ˌaɪsəʊˈsaɪəneɪt)

(Chemistry) chem any of various compounds containing the univalent radical -N=C=O

i•so•cy•a•nate

(ˌaɪ səˈsaɪ əˌneɪt)

n.

a salt or ester of an unstable acid, CHNO, tautomeric with cyanic acid.

[1870–75; isocyan(ic acid) (see iso-, cyanic acid) + -ate²]

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Noun

isocyanate - a salt or ester of isocyanic acid

salt - a compound formed by replacing hydrogen in an acid by a metal (or a radical that acts like a metal)

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