əˌtrim noun Geology.
a volcanic vent produced in a solid rock structure by the explosive energy of gases in magmas.
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Based on the Random House Dictionary, © Random House, Inc. 2013.
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American Heritage
Science Dictionary
diatreme  (dī'ə-trēm') Pronunciation Key
A volcanic pipe, filled with breccia, formed by a subterranean gaseous explosion. See illustration at batholith. |
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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00:10
Diatreme
is always a great word to know.
So is callithumpian. Does it mean:
| a children's mummer's parade, as on the Fourth of July, with prizes for the best costumes. |
| a screen or mat covered with a dark material for shielding a camera lens from excess light or glare. |
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