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trepanned
Variant of trepan
noun
- an early form of the trephine
- a heavy boring tool for sinking shafts, quarrying, etc.
transitive verb trepanned, trepanning
- trephine
- to cut a disk out of (a metal plate, ingot, etc.)
Related Forms:
- trepanation noun
Webster's New World College Dictionary Copyright © 2010 by Wiley Publishing, Inc., Cleveland, Ohio. Used by arrangement with John Wiley & Sons, Inc.