Most three-letter abbreviations are initialisms: all the letters are pronounced as the names of letters, as in APA /ËeÉªpiËËeÉª/ AY-pee-AY. The Jargon File also mentions the abbreviation ETLA for extended three-letter acronym to refer to four-letter acronyms/abbreviations.  2 Extended three-letter acronym is sometimes abbreviated to XTLA.
Definition of PUDDLING. : the process of converting pig iron into wrought iron or rarely steel by subjecting it to heat and frequent stirring in a furnace in the presence of oxidizing substances. ADVERTISEMENT.Nglish: Translation of puddling for Spanish speakers.weet. : the process of converting pig iron into wrought iron or rarely steel by subjecting it to heat and frequent stirring in a furnace in the presence of oxidizing substances.
The following year, he patented a puddling process in which the carbon in theiron was separated by stirring molten pig iron in a reverberating furnace. The action of the air in the decarburization causes pure iron to form. Cort had used to his advantage the high-grade ores mined at Dannemara, near Uppsala,Sweden.