Acicula (noun)
as-ik-yu-la
A needlelike part; spine, bristle, or needlelike crystal.
1875–80; New Latin, Late Latin, alteration of acucula ornamental pin, equivalent to Latin acu-, stem of acus needle
Example sentences
“The only way these crystals are going to heal me is if I smash the acicula on the face of the next person who annoys me.”