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[vol-kan-i-klas-tik] /vɒlˌkæn ɪˈklæs tɪk/
adjective, Geology
Also, volcanoclastic
[vol-kan-uh-klas-tik] /vɒlˌkæn əˈklæs tɪk/ (Show IPA)
Origin of volcaniclastic
1960-65; blend of volcanic and clastic Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the web for volcaniclastic
  • volcaniclastic rocks such as lahars and pyroclastic flows are unknown.
  • In places includes interlayers of silicic volcaniclastic rocks and tuffaceous sedimentary rocks.
  • Igneous petrology, high temperature geochemistry, and volcaniclastic sedimentation are all current areas of research.

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