petronel /ˈpɛtɹənəl/ noun1 •(no longer used) A short but large-caliber, heavy 16th- and 17th-century firearm that used a matchlock or wheellock mechanism, intermediate between the arquebuse and pistol.[…]And putting vp good store of gold and Iewels for that iourney, and taking with him a good horse, that was browne Bay, with a Petronell hanging at the arson of his Saddle[…] — 1634 formspetronels