Where does “bituminous” come from?

Bituminous derives from French bitumineux, from Latin bituminosus, combining Latin -osus with Gaulish bitu, from Proto-Celtic betwiyos, ultimately from Proto-Indo-European gʷet-.

bituminous (English): Of or pertaining to bitumen; Bituminous coal; A...

Definitions

  1. Of or pertaining to bitumen; Bituminous coal; A...

Ancestry of “bituminous”, step by step

StepLanguageWordMeaning
1Frenchbitumineuxbituminous
2Latinbituminosusabounding in bitumen or pitch; bituminous
3Latinbitūmenmineral pitch, bitumen
4Latin-menforms neuter nouns of the third declension
5Proto-Italic*-mn̥

Words derived from “bituminous

Every word from Proto-Italic *-mn̥Every word from Latin -menEvery word from Latin bitūmen