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sprue1

[sproo] /spru/
noun
1.
Metallurgy.
  1. an opening through which molten metal is poured into a mold.
  2. the waste metal left in this opening after casting.
2.
Metalworking. a channel in a forging die permitting the die to clear that part of the rough piece not being forged.
verb (used with object), sprued, spruing.
3.
to cut the sprues from (a casting).
Origin
1820-1830
1820-30; origin uncertain

sprue2

[sproo] /spru/
noun, Pathology
1.
a chronic disease, occurring chiefly in the tropics, resulting from malabsorption of nutrients from the small intestine and characterized by diarrhea, ulceration of the mucous membrane of the digestive tract, and a smooth, shining tongue; psilosis.
Origin
1815-25; < Dutch spruw; cognate with Middle Low German sprūwe tumor
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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Examples from the web for sprue
  • Tropical sprue is a condition seen in residents of, or visitors to, tropical areas.
British Dictionary definitions for sprue

sprue1

/spruː/
noun
1.
a vertical channel in a mould through which plastic or molten metal is introduced or out of which it flows when the mould is filled
2.
plastic or metal that solidifies in a sprue
Word Origin
C19: of unknown origin

sprue2

/spruː/
noun
1.
a chronic disease, esp of tropical climates, characterized by flatulence, diarrhoea, frothy foul-smelling stools, and emaciation
Word Origin
C19: from Dutch spruw; related to Middle Low German sprüwe tumour

sprue3

/spruː/
noun
1.
(East London, dialect) an inferior type of asparagus
Word Origin
C19: of unknown origin
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Word Origin and History for sprue
n.

c.1830, of unknown origin.

Online Etymology Dictionary, © 2010 Douglas Harper
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sprue in Medicine

sprue (sprōō)
n.

  1. A chronic disease that is characterized by diarrhea, steatorrhea, emaciation, and anemia, caused by defective absorption of nutrients from the intestinal tract.

  2. Wax or metal used to form the pathway for forcing molten metal into a mold in the making of a dental casting.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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7
9
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