overgrafting

o·ver·graft·ing

(ō'vĕr-graft'ing),
Placing one more more additional grafts over a previously healed graft from which the epithelium has been removed by excision, dermabrasion, or laser, to strengthen and thicken a previously grafted area; usually performed to improve contour or stabilize an inadequately healed service.

overgrafting

[-graf′ting]
placing an additional transplant over a previously healed tissue graft. It is sometimes performed to strengthen a split-thickness graft or to replace epithelium that may have been lost.

o·ver·graft·ing

(ō'vĕr-graft'ing)
Placing additional grafts over a previously healed graft from which the epithelium has been removed by excision, dermabrasion, or laser, to strengthen and thicken a previously grafted area.