/im'plan tay"sheuhn/ , n.
1. the act of implanting.
2. the state of being implanted.
3. Pathol.
a. the movement of cells to a new region.
b. metastasis, when spontaneous.
4. Med. the application of solid medicine underneath the skin.
5. Embryol. the attachment of the early embryo to the lining of the uterus.
[ 1570-80; IMPLANT + -ATION ]