1.  implantation(n = noun.process) nidation - (embryology) the organic process whereby a fertilized egg becomes implanted in the lining of the uterus of placental mammals;
is a kind of biological process, organic process
Derived form verb implant₁

2.  implantation(n = noun.act) - the act of planting or setting in the ground;
is a kind of emplacement, locating, location, placement, position, positioning
Derived form verb implant₁

3.  implantation(n = noun.act) - a surgical procedure that places something in the human body; "the implantation of radioactive pellets in the prostate gland"
is a kind of operation, surgery, surgical operation, surgical procedure, surgical process
Derived form verb implant₁

   The act or process of implanting. [1913 Webster]

N  insertion, implantation, introduction, insinuation, planting injection, inoculation, importation, infusion, forcible ingress, immersion, submersion, submergence, dip, plunge, bath, interment, clyster, enema, glyster, lavage, lavement, inserted.