periosteum

/ˈpɛriˌɑstiəm/

Other forms: periostea

Definitions of periosteum

1. noun

   a dense fibrous membrane covering the surface of bones (except at their extremities) and serving as an attachment for tendons and muscles; contains nerves and blood vessels that nourish the enclosed bone
   type of:

   membrane, tissue layer

   a pliable sheet of tissue that covers or lines or connects the organs or cells of animals or plants