- pyroclastic
- adjective Date: 1887 formed by or involving fragmentation as a result of volcanic or igneous action
New Collegiate Dictionary. 2001.
См. также в других словарях:
pyroclastic — 1887, from PYRO (Cf. pyro ) + CLASTIC (Cf. clastic) … Etymology dictionary
pyroclastic — [pī΄rə klas′tik] adj. [ PYRO + CLASTIC] of or having to do with rocks formed from material that was explosively ejected from a volcano … English World dictionary
pyroclastic — ALASKA VOLCANO OBSERVATORY GLOSSARY Pertaining to fragmented (clastic) rock material formed by a volcanic explosion or ejection from a volcanic vent. GLOSSARY OF VOLCANIC TERMS Refers to processes resulting from the explosive fragmentation of a… … Glossary of volcanic terms
pyroclastic — /puy reuh klas tik/, adj. Geol. composed chiefly of fragments of volcanic origin, as agglomerate, tuff, and certain other rocks; volcaniclastic. [1885 90; PYRO + CLASTIC] * * * … Universalium
pyroclastic — adjective Mostly composed of rock fragments of volcanic origin … Wiktionary
pyroclastic — (adjective) Pertaining to clastic rock particles produced by explosive, aerial ejection from a volcanic vent. Such materials may accumulate on land or under water. Compare: epiclastic, volcaniclastic, clastic. G. Smith & HP … Glossary of landform and geologic terms
pyroclastic — adj. made up of volcanically separated fragments … English contemporary dictionary
pyroclastic — py·ro·clas·tic … English syllables
pyroclastic — py•ro•clas•tic [[t]ˌpaɪ rəˈklæs tɪk[/t]] adj. gel composed chiefly of volcanic rock fragments, as agglomerate or tuff • Etymology: 1885–90 … From formal English to slang
pyroclastic — /paɪroʊˈklæstɪk/ (say puyroh klastik) adjective composed chiefly of fragments of volcanic origin, as agglomerate, tuff, and certain other rocks … Australian English dictionary
