/em plays"meuhnt/ , n.
1. Fort. the space, platform, or the like, for a gun or battery and its accessories.
2. a putting in place or position; location: the emplacement of a wall.
3. Geol.
a. the intrusion of igneous rocks into a particular position.
b. the development of an ore deposit in a particular place.
[ 1795-1805; emplac ( er ) to place ( em- EM- 1 + placer to PLACE) + -ment -MENT ]