trephine

Etymology
Borrowed from, from , from. .

Noun

 * 1)  A surgical instrument with a cylindrical blade used to remove a circular section of tissue, such as bone or cornea; a trepan.
 * They removed a core of bone as well as took a bone marrow aspirate from my right hip using a trephine to exclude me having a blood cancer, causing a blood- and serum-stained shirt, a whopping hematoma and a great deal of mental anguish and physical pain in the process!

Synonyms

 * trepan

Translations

 * French: ,
 * Ottoman Turkish: طرپان
 * Spanish:
 * Swedish:

Verb

 * 1)  To use a trephine during surgery.
 * 2)  To perforate with a trephine.
 * 1)  To perforate with a trephine.