pud·dling
(pŭd′lĭng)n.1. Purification of impure metal, especially pig iron, by heating and stirring in an oxidizing atmosphere.
2. Compaction of wet material, such as clay, in order to make a watertight paste.
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.
puddling
(ˈpʌdlɪŋ) n1. (Metallurgy) a process for converting pig iron into wrought iron by heating it with ferric oxide in a furnace to oxidize the carbon
2. (Building) building trades the process of making a puddle
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
pud•dling
(ˈpʌd lɪŋ)
n. the process of melting pig iron in a reverberatory furnace (pud′dling fur`nace) and converting it into wrought iron.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.