1570s, "manner of being implanted," from French implantation, noun of action from implanter "to insert, engraft" (see implant (v.)). From c. 1600 as "act of implanting;" in embryology from 1902.
the implantation of radioactive pellets in the prostate gland
impious
impish
implacability
implacable
implant
implantation
implausibility
implausible
implement
implete
impletion