Dictionary.net

An instrument for examining wounds and fistulas, and for passing setons, and the like; a probe, -- called also specillum.

A stiff wire, inserted in catheters or other tubular instruments to maintain their shape and prevent clogging.

Any small, more or less rigid, bristlelike organ; as, the caudal stylets of certain insects; the ventral stylets of certain Infusoria.

A small poniard or dagger; an instrument for examining wounds.

A small, pointed bristle-like appendage.

A probe.

A wire or slender rod passed through a trocar or catheter, for purposes of perforation or of stiffening. [Lat.]

n. A small poniard or dagger ; a stiletto.