verb
To soften (something) or separate it into pieces by soaking it in a heated or unheated liquid.
To reduce solids to small pieces (in a macerator).
(archaic) To make lean; to cause to waste away.
(obsolete) To subdue the appetite by poor or scanty diet; to mortify.
(obsolete) To mortify the flesh in general.
(obsolete) past participle of macerate
noun
A macerated substance.