Webster 1913 Edition
trepanum, fr. Gr. [GREEK] a borer, auger, trepan, fr. [GREEK] to bore, [GREEK] a hole. Cf.
A crown-saw or cylindrical saw for perforating the skull, turned, when used, like a bit or gimlet. See
A kind of broad chisel for sinking shafts.
imp. & p. p.
p. pr. & vb. n.
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.
A snare; a trapan.
trepansthat common life lays in its way.
a deceiver; a cheat.
He had been from the beginning a spy and a
To insnare; to trap; to trapan.
Guards even of a dozen men were silently
trepannedfrom their stations.
Webster 1828 Edition
Trepan, a snare, and trepan, to ensnare, are from trap, and written trepan, which see.