perhaps modification of Middle French poitrinal, petrinal, from poitrinal of the chest, from poitrine chest, ultimately from Latin pector-, pectus — more at pectoral
circa 1577, in the meaning defined above
“Petronel.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/petronel. Accessed 6 Dec. 2022.
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