a prosthesis placed permanently in tissue
"The surgeon carefully implanted the dental implant to replace his missing tooth."
Anything surgically implanted in the body, such as a tissue graft or prosthesis, particularly breast implants.
"The surgeon carefully removed the old saline implant and replaced it with a silicone gel device to correct her chest asymmetry."
In plain English: An implant is something, usually made of metal or plastic, that doctors put inside your body to help it work better.
"The new heart implant is functioning perfectly after her surgery."
become attached to and embedded in the uterus
"The egg fertilized in vitro implanted in the uterus of the birth mother with no further complications"
To fix firmly or set securely or deeply.
"The surgeon carefully implanted the metal rod into her broken leg to stabilize it."
In plain English: To implant something means to put it inside someone's body, usually as part of medical surgery.
"The doctor will implant the pacemaker during the afternoon surgery."
Usage: While "implant" can mean to insert something surgically, it is also used metaphorically for ideas or memories that are fixed firmly in the mind. Avoid using it as a synonym for general planting unless referring specifically to medical devices or deep psychological insertion.
The word comes from the Latin implantō, which meant to graft or set a tree into new soil. It entered English through Middle French in the 16th century with this same agricultural sense of planting something firmly into place.