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bituminous Line breaks: bi¦tu¦min|ous
Pronunciation: /bɪˈtjuːmɪnəs/

Definition of bituminous in English:


Of, containing, or of the nature of bitumen.
Example sentences
  • In 1937 the first cationic surfactants were used in bituminous road construction and these were quaternary ammonium salts.
  • It was also postulated that the slow settling of organic material from the surface produced the bituminous carbonate layers known as oil shale.
  • Neither uses bituminous tars or asphalts, neither requires painting, and both age to beautiful patinas.


Mid 16th century: from French bitumineux, from Latin bituminosus.

Words that rhyme with bituminous

leguminous, luminous, numinous, voluminous

Definition of bituminous in:

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Word of the day innocuous
Pronunciation: ɪˈnɒkjʊəs
not harmful or offensive