The American English word chowder refers to a thick fish soup made in New England. It is said (here) to go back to late Latin caldaria ‘cooking pot’. More specifically: Fr. chaudrée, a thick fish soup of the Charentes region (recipe here).
OpenEdition suggests that you cite this post as follows:
Laurent Sagart (May 4, 2020). Lockdown etymologies: chowder. Sino-Tibetan-Austronesian. Retrieved April 28, 2025 from https://doi.org/10.58079/ukcy