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(Elements & Compounds) a volatile fraction of petroleum containing aliphatic hydrocarbons of the paraffin series. It has an approximate boiling point range of 70°–130°C and is used as a solvent
lig•ro•in(ˈlɪg roʊ ɪn)
a flammable mixture of hydrocarbons that boils at from 20°C to 135°C, obtained from petroleum by distillation and used as a solvent.
[1880–85; orig. obscure]