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Webster 1913 Edition
Tallowing
Tal′low-ing
,Noun.
 The act, or art, of causing animals to produce tallow; also, the property in animals of producing tallow. 
Webster 1828 Edition
Tallowing
TAL'LOWING
,ppr.
  1.
 Causing to gather tallow; a term in agriculture.TAL'LOWING
,Noun.