vinyl

Concise Oxford English Dictionary © 2008 Oxford University Press:
vinyl /ˈvʌɪn(ə)l/

▶noun

• 1 synthetic resin or plastic based on polyvinyl chloride, used e.g. for wallpaper and emulsion paint and for gramophone records.

• 2 also /ˈvʌɪnʌɪl, -nɪl/ [as modifier] Chemistry of or denoting the unsaturated hydrocarbon radical –CHCH₂, derived from ethylene: vinyl chloride.

– origin C19: from L. vinum ‘wine’ (suggested by the relationship of ethylene to ethyl alcohol) + -yl.