1. A snare; a cheat.

2. To perforate the skull and take out a piece to relieve the brain from pressure or irritation.

3. To ensnare; to entrap. See Trapan.

4. A circular saw for perforating the skull.

Nuttall's Standard dictionary of the English language By Nuttall, P.Austin

• trappan,
• trapan,
• rrepan,
• frepan,
• grepan,
• yrepan,
• 6repan,
• 5repan,
• teepan,
• tdepan,
• tfepan,
• ttepan,
• t5epan,
• t4epan,
• trwpan,
• treppan,
• trepann,
• trepin,
• trapin,
• Trepun

• troponym,
• treponema,
• Trepanier,
• troponomy,
• trapping,
• tripping,
• trephine,
• trepang,
• trappings,
• troponymy,
• trapani,
• true pine.

The adverb form of "trepan" is "trepanningly".

The adjective form of "trepan" is "trepant".

The plural of the "trepan" can be the "trepans".

The singular of the "trepan" can be the "trepan".