neoprene

US, 1930s; genericized trademark for DuPont brand of polychloroprene. neo- (“new”) +‎ isoprene (dropping the iso-), the latter from terpene. Originally called duprene (blend of DuPont and isoprene); the “new” is because neoprene was the first mass-produced general-purpose synthetic rubber.

• IPA^(key): /ˈniɵpɹin/

neoprene (countable and uncountable, plural neoprenes)

1. A synthetic rubber, a polymer of chloroprene, commonly used in wetsuits, laptop sleeves, orthopedic braces, electrical insulation, liquid and sheet-applied elastomeric membranes and flashings, car fan belts, etc.

   Synonym: polychloroprene

From neo- +‎ (cloro)prene.

• IPA^(key): /ˌnɛ.oˈprɛ.ne/
• Rhymes: -ɛne
• Hyphenation: ne‧o‧prè‧ne

neoprene m (plural neopreni)

1. neoprene

• neoprene in Collins Italian-English Dictionary
• neoprene in Luciano Canepari, Dizionario di Pronuncia Italiana (DiPI)
• neoprene in Aldo Gabrielli, Grandi Dizionario Italiano (Hoepli)
• neoprene in garzantilinguistica.it – Garzanti Linguistica, De Agostini Scuola Spa
• neoprène in Dizionario Italiano Olivetti, Olivetti Media Communication
• neoprène in Treccani.it – Vocabolario Treccani on line, Istituto dell'Enciclopedia Italiana

• neopreno

From French néoprène or English neoprene. By surface analysis, neo- +‎ (cloro)preno.

neoprene m (usually uncountable, plural neoprenes)

1. neoprene (a synthetic rubber)

• “neoprene” in iDicionário Aulete.
• “neoprene” in Dicionário inFormal.
• “neoprene” in Dicionário infopédia da Língua Portuguesa. Porto: Porto Editora, 2003–2024.
• “neoprene” in Michaelis Dicionário Brasileiro da Língua Portuguesa.
• “neoprene” in Dicionário Priberam da Língua Portuguesa.