1. Synthetic fibers made from a copolymer of acrylonitrile and other monomers, used in textiles and clothing for their softness, warmth, and flame resistance.
Usage: Usually used in plural form; Technical/textile industry term

Examples

• Modacrylics are often blended with other fibers to create warm, durable fabrics.
• The sweater was made from a modacrylics blend that provided excellent insulation.
• Modacrylics are valued in the textile industry for their flame-resistant properties.
• Many affordable winter garments use modacrylics as a substitute for wool.
• The fabric's softness came from the modacrylics content in the blend.