clavicle

noun3

1. •
   The collarbone; the prominent bone at the top of the chest between the shoulder and the neck connecting the shoulder and the breastbone.

   • Mr. Trump then used his free hand to lunge towards Bobby Engel, and, when Mr. Ornato had recounted the story to me, he had motioned towards his clavicles. — 2022
2. •
   A bone in fish.
3. •
   (no longer used) The upper part of a spiral shell.