Definition of rudaceous in English:

rudaceous

Line breaks: ru|da¦ceous
Pronunciation: /rʊˈdeɪʃəs
 
/

adjective

Geology
  • (Of rock) composed of fragments of relatively large size (larger than sand grains).
    More example sentences
    • In central Telemark, the Bandak Group comprises voluminous elastic and rudaceous sediments, basaltic lava flows and minor felsic volcanics.
    • Composed of angular rather than rounded fragments, this type of rudaceous sedimentary rock occurs in volcanic vents where sides of the vent or pipe are broken by explosions.

Origin

early 20th century: from Latin rudus 'rubble' + -aceous.

More definitions of rudaceous

Definition of rudaceous in:

Get more from Oxford Dictionaries

Subscribe to remove adverts and access premium resources

Word of the day skosh
Pronunciation: skəʊʃ
noun
a small amount; a little