Added 9 October 2026 zopiclone noun Categories: Obscure Words noun ! Definition from Wiktionary (CC BY-SA). More about zopiclone at Wordnik → Where our words come from → A nonbenzodiazepine sedative used to treat insomnia. Related Words: eszopiclonequazepamzaleplonz-drugzolpidemloprazolamambienestazolamzapizolambenzodiazepinetriazolambenolizime Back to today's word