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jota (1) f. (Noun) "a type of bean soup"
Borrowed from Old French jotte 'id.,' from Late Latin iotta "soup." Borrowed from an Insular Celtic language (compare Old Cornish and Old Welsh iot). From Proto-Celtic *yuto- "porridge." Of unknown origin. Presumably borrowed from a non-Indo-European language.
Old Irish íth "porridge," Old Welsh iot "porridge," Middle Breton yot 'id.,' Old Cornish iot 'id.'