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bituminous

[bahy-too-muh-nuh s, -tyoo-, bi-] /baɪˈtu mə nəs, -ˈtyu-, bɪ-/
adjective
1.
resembling or containing bitumen:
bituminous shale.
Origin
1610-1620
1610-20; < Latin bitūminōsus, equivalent to bitūmin- (stem of bitūmen) bitumen + -ōsus -ous
Related forms
nonbituminous, adjective
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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Examples for bituminous
  • This also drives off a considerable amount of the contained water of the bituminous coal.
Word Origin and History for bituminous
adj.

1610s, from French bitumineux, from Latin bituminosus, from bitumen (see bitumen).

The Plain, wherein a black bituminous gurge Boiles out from under ground, the mouth of Hell. ["Paradise Lost," XII.41]

Online Etymology Dictionary, © 2010 Douglas Harper
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