The Collaborative International Dictionary of English v.0.48:

Malax \Ma"lax\, Malaxate \Ma*lax"ate\, v. t. [L. malaxare,
   malaxatum, cf. Gr. ?, fr. malako`s soft: cf. F. malaxer.]
   To soften by kneading or stirring with some thinner
   substance. [R.]
   [1913 Webster]