The Collaborative International Dictionary
Malacissation
Malacissation \Mal`a*cis*sa"tion\, n. [L. malacissare to make
soft, Gr. malaki`zein.]
The act of making soft or supple. [Obs.]
--Bacon.
Wiktionary
malacissation
n. (context obsolete rare English) The act of making soft or supple.