polyfunctionaladj.

Brit.

/ˌpɒlɪˈfʌŋ(k)ʃn̩(ə)l/,

/ˌpɒlɪˈfʌŋ(k)ʃən(ə)l/, U.S.

/ˌpɑliˈfənkʃ(ə)nəl/

Origin: Formed within English, by compounding. Etymons: poly- comb. form, functional adj.

Etymology: < poly- comb. form + functional adj.

Chemistry.

Of a compound: having two or more different functional groups in the molecule. Also: designating a reaction involving two or more such compounds (rare).

ΘΚΠ

the world > matter > chemistry > polymer chemistry > polymer properties > [adjective] > polyfunctionality

polyfunctional1929

1929 W. H. Carothers in Jrnl. Amer. Chem. Soc. 51 2550 (heading) Polyfunctional compounds.

1929 W. H. Carothers in Jrnl. Amer. Chem. Soc. 51 2550 All these may be classed together as polyfunctional reactions.

1964 N. G. Clark Mod. Org. Chem. xv. 301 By employing polyfunctional halides in place of alkyl halides depicted above, more complex ketones are obtained.

1992 Jrnl. Org. Chem. 57 403/2 Annulated furanoses are useful polyfunctional building blocks for further development.

This entry has been updated (OED Third Edition, September 2006; most recently modified version published online March 2022).

单词	polyfunctional
释义	polyfunctionaladj. Brit. /ˌpɒlɪˈfʌŋ(k)ʃn̩(ə)l/, /ˌpɒlɪˈfʌŋ(k)ʃən(ə)l/, U.S. /ˌpɑliˈfənkʃ(ə)nəl/ Origin: Formed within English, by compounding. Etymons: poly- comb. form, functional adj. Etymology: < poly- comb. form + functional adj. Chemistry. Of a compound: having two or more different functional groups in the molecule. Also: designating a reaction involving two or more such compounds (rare). ΘΚΠ the world > matter > chemistry > polymer chemistry > polymer properties > [adjective] > polyfunctionality polyfunctional1929 1929 W. H. Carothers in Jrnl. Amer. Chem. Soc. 51 2550 (heading) Polyfunctional compounds. 1929 W. H. Carothers in Jrnl. Amer. Chem. Soc. 51 2550 All these may be classed together as polyfunctional reactions. 1964 N. G. Clark Mod. Org. Chem. xv. 301 By employing polyfunctional halides in place of alkyl halides depicted above, more complex ketones are obtained. 1992 Jrnl. Org. Chem. 57 403/2 Annulated furanoses are useful polyfunctional building blocks for further development. This entry has been updated (OED Third Edition, September 2006; most recently modified version published online March 2022). < adj.1929
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