What is a hatchet?

Answer:
A Hatchet is an instrument used in dental filling procedures to widen a cavity prep(the place where they are putting the filling). It has a beveled (angled) edge used for slicing away thin unsupported and carious enamel left after carious dentine has been removed.

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1. a small, short-handled ax having the end of the head opposite the blade in the form of a hammer, made to be used with one hand.
2. a tomahawk.
3. hatchetfish.
鈥搗erb (used with object) 4. to cut, destroy, kill, etc., with a hatchet.
5. to abridge, delete, excise, etc.: The network censor may hatchet 30 minutes from the script.
鈥擨dioms6. bury the hatchet, to become reconciled or reunited; make peace.
7. take up the hatchet, to begin or resume hostilities; prepare for or go to war: The natives are taking up the hatchet against the enemy.

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