implant

Short definition from Wiktionary

Verb

1. 1
   To fix firmly or set securely or deeply.
2. 2
   To insert (something) surgically into the body.
3. 3
   Of an embryo, to become attached to and embedded in the womb.

Noun

1. 1
   Anything surgically implanted in the body, such as a tissue graft or prosthesis, particularly breast implants.
2. 2
   A representative of a travel company, working within the office of a large client and exclusively dealing with that client.