̷ ̷ˈ ̷ ̷mənt noun
( -s )
1. : the act of replacing or the state of being replaced : substitution
the problem of blood loss and its replacement is ever present in this type of surgery — Journal American Medical Association
as
a. : the removal of an edge or an angle of a crystal by one or more faces
b. : substitution of one substance in a rock fabric for another by solution and redeposition
2. : something that replaces : substitute: as
a. : an individual available for assignment to a military unit to replace a loss or complete a quota
b. : a new fixed asset or portion of an asset that takes the place of a discarded one
c. : an artificial substitute for a lost or amputated body part : prosthesis