adjective, noun, pronoun Chiefly Scot.
- a suffix used in names of hydrocarbons of the methane or paraffin series: propane.
determiner, pronoun, noun
- a Scottish word for one
suffix forming nouns
- indicating an alkane hydrocarbonhexane
- A saturated hydrocarbon:hexane.
- A suffix used to form the names of saturated hydrocarbons, such as ethane. The suffix is shortened to -an- before other suffixes to indicate compounds derived from saturated hydrocarbons, as in ethanol.