Definition of ignimbrite in English:

ignimbrite

Syllabification: ig·nim·brite
Pronunciation: /ˈignimˌbrīt
 
/

noun

Geology
  • A volcanic rock consisting essentially of pumice fragments, formed by the consolidation of material deposited by pyroclastic flows.
    More example sentences
    • Significant differential neotectonic rotations are not evident across the NE continuation of this fault but are detected across the Erciyes pull-apart basin in the 2.8 Ma Incesu ignimbrite.
    • Low glass viscosity and rapid welding of ignimbrite would be principally favoured by high-temperature emplacement, alkaline magmatic composition and incomplete degassing.
    • The unit is an orange/red-weathered ignimbrite, which is generally massive and strongly feldsparphyric.

Origin

1930s: from Latin ignis 'fire' + imber, imbr- 'shower of rain, storm cloud' + -ite1.

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