1 durain | Definition of durain

durain

noun
du·​rain | \ ˈd(y)u̇ˌrān\
plural -s

Definition of durain

: one of two dull constituents of banded bituminous coal forming lenses or layers and composed of finely comminuted woody debris only partly decomposed — compare clarain, fusain, vitrain

History and Etymology for durain

Latin durus hard + -ain (as in fusain)

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