n.
Function: transitive verb
Etymology: Middle English, from Old English impian to graft, from Vulgar Latin *imputare, from Late Latin impotus grafted shoot, from Greek emphytos implanted, from emphyein to implant, from em- 2 en- + phyein to bring forth ― more at BE
Date: 15th century
1 : to graft or repair (a wing, tail, or feather) with a feather to improve a falcon's flying capacity
2 : to equip with wings