stylet

sty·let

noun \stī-ˈlet, ˈstī-lət\

Definition of STYLET

1

also sty·lette \stī-ˈlet\ a : a slender surgical probe b : a thin wire inserted into a catheter to maintain rigidity or into a hollow needle to maintain patency

2

: a relatively rigid elongated organ or appendage (as a piercing mouthpart) of an animal