(1):
(n.) A small poniard; a stiletto.
(2):
(n.) An instrument for examining wounds and fistulas, and for passing setons, and the like; a probe, - called also specillum.
(3):
(n.) Any small, more or less rigid, bristlelike organ; as, the caudal stylets of certain insects; the ventral stylets of certain Infusoria.
(4):
(n.) A stiff wire, inserted in catheters or other tubular instruments to maintain their shape and prevent clogging.