Assaying
Pronunciation : As*say"ing
Part of Speech : n.
Definition : Defn: The act or process of testing, esp. of analyzing or examining metals and ores, to determine the proportion of pure metal.
Source : Webster's Unabridged Dictionary, 1913
Merriam-Webster's Everyday Language Reference Set: Includes: The Merriam-Webster Dictionary, The Merriam-Webster Thesaurus, and The Merriam-Webster Vocabulary Builder