Meaning

noun a hydrocarbon radical (C4H9)

originPIE word *gʷṓws Etymology tree Proto-Indo-European *gʷṓws Proto-Hellenic *gʷous Ancient Greek βοῦς (boûs) Proto-Indo-European *tewh₂- Proto-Indo-European *-rós Proto-Indo-European *tuh₂rós Proto-Hellenic *tūrós Ancient Greek τῡρός (tūrós) Ancient Greek βούτῡρος (boútūros)der. English but- Proto-Indo-European *swel-der.? Ancient Greek ῡ̔́λη (hū́lē)der. Frenchder. English -yl English butyl From…

Etymology from Wiktionary, CC BY-SA 3.0