bituminous
[bahy-too-muh-nuh s, -tyoo-, bi-]
adjective
resembling or containing bitumen: bituminous shale.
Origin of bituminous
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Related Words for bituminous
midnight, dark, sable, ebony, obsidian, raven, inky, pitch-black, ebon, pitch-darkExamples from the Web for bituminous
Historical Examples of bituminous
The surface may or may not be coated with some bituminous material.
American Rural HighwaysT. R. Agg
Like all bituminous earths, it needs the strongest drying oil.
Field's ChromatographyGeorge Field
This hypothesis is based on experimental work with bituminous shales.
The Economic Aspect of GeologyC. K. Leith
Bituminous may be distinguished from subbituminous by the manner of weathering.
The Economic Aspect of GeologyC. K. Leith
There are gradations from bituminous coal into anthracite coal.
The Economic Aspect of GeologyC. K. Leith
Online Etymology Dictionary, © 2010 Douglas Harper