Stylet

Origin

From French stylet ("stiletto"), from Middle French stilet ("stiletto"), from Old Italian stiletto

Full definition of stylet

Noun

1. A slender medical probe or device.
2. (zoology) A stiff, slender organ of an animal.
3. (botany) A style of a plant's flower.
4. A stiletto or poniard.
5. An engraving tool, a stylus.