What is the medical term meaning wound or injury?

Answer 1

A trauma.
Trauma for an injury, laceration for an open wound/cut.
i an guessing here, abrasion
the word wound means an injury, usually involving division of tissue or rupture of the integument or mucous membrane, due to external violence or some mechanical agency rather than disease. or an injury or hurt to feelings, sensibilities, reputation, etc. and injury is a harm or damage that is done or sustained: to escape without injury.
Trauma

Answer 2

A wound with uneven edges, you could say that a wound that looks a little like a zigzag is a jagged wound. These wounds don't meet well at the edges and often need debridement of unviable tissue.

Answer 3

A torn or ragged/jagged wound or an accidental cut is called a laceration.

laceration

Answer 4

Laceration