Definition of modacrylic in English:


Line breaks: mod|acryl¦ic
Pronunciation: /ˌmɒdəˈkrɪlɪk


  • Of or denoting a synthetic textile fibre which is a polymer containing a high proportion of units derived from acrylonitrile.
    More example sentences
    • Our modacrylic range has something for everyone and human hair and mohair wigs are our specialty.
    • Since modacrylic fibers are copolymerized with vinyl chloride or vinylidene chloride, they are flame retardant.
    • The low softening temperatures of modacrylic fibers allow them to be stretched, embossed and molded into special shapes.


[mass noun] Back to top  
  • A modacrylic textile fibre.
    More example sentences
    • Most stuffed animals have an outer covering of fake fur, usually synthetic materials (polyester, acrylic or modacrylic) or natural materials (wool, wool/cotton, mohair, or alpaca).
    • And ‘Evolutionary Plastic’ and modacrylic are the first inherently flame-retardant synthetic fibers.
    • Finally, acrylic and modacrylic are the predominant fibers used in the fast-growing craft yarn market.


1950s: from modified (past participle of modify) + acrylic.

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