How do you spell Trepan 

Available Definitions:
1)  n. - A crown-saw or cylindrical saw for perforating the skull, turned, when used, like a bit or gimlet. See Trephine .
2)  n. - A kind of broad chisel for sinking shafts.
3)  v. t. & i. - To perforate (the skull) with a trepan, so as to remove a portion of the bone, and thus relieve the brain from pressure or irritation; to perform an operation with the trepan.
4)  n. - A snare; a trapan.
5)  n. - a deceiver; a cheat.
6)  v. t. - To insnare; to trap; to trapan.





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