vug

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vug

 (vŭg, vo͝og)
n.
A small cavity in a rock or vein, often with a mineral lining of different composition from that of the surrounding rock.

[Cornish vooga.]

vug′gy adj.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

vug

(vʌɡ) ,

vugg

or

vugh

n
(Mining & Quarrying) mining a small cavity in a rock or vein, usually lined with crystals
[C19: from Cornish vooga cave]
ˈvuggy, ˈvughy adj
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

vug

(vʌg, vʊg)

n.
a small cavity in a rock or vein, often lined with crystals.
[1810–20; < Cornish vooga cave; compare Latin fovea pit]
vug′gy, adj.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
References in periodicals archive ?
The weathered limestone horizon here was dolomitised and contained secondary mineralisation in the form of vugh pockets and veinlets of malachite and goethite.
The result of the detection is: though there was still 1.90m buried depth in some place of the No.4 pier foundation, all the upstream face and some downstream face surface have serious scour vugh, and the concrete of the foundation itself has presented the defect too.
With regard to porosity, non-cohesive horizons showed a predominance of complex packing voids (~80%), followed by large vughs (15 to 40%), planar voids (20%) and channels (5%; Table 4).