Where does “pesce castagna” come from?

pesce castagna (Italian) comes from Italian castagna, from Spanish castaña, from Russian кашта́н, from Polish kasztan, from Latin castanea, from Ancient Greek καστάνεια, from Ancient Greek κᾰ́στᾰνᾰ — sweet chestnuts; chestnut.

pesce castagna (Italian): Atlantic pomfret (Brama brama)

Definitions

  1. Atlantic pomfret (Brama brama)

Ancestry of “pesce castagna”, step by step

pesce castagna traces back through two separate lines of ancestry.

via Italian castagna

StepLanguageWordMeaning
1Italiancastagnachestnut
2Spanishcastañachestnut; strike, wallop; bun, chignon
3Russianкашта́нchestnut
4Polishkasztanchestnut tree, tree of genus "Castanea";...
5Latincastaneaa chestnut tree; a chestnut
6Ancient GreekκαστάνειαAlternative form of κᾰ́στᾰνᾰ; chestnut
7Ancient Greekκᾰ́στᾰνᾰsweet chestnuts; chestnut

via Italian pesce

StepLanguageWordMeaning
1Italianpescefish
2LatinPiscisthe Fish, Piscis Austrinus constellation
3Proto-Indo-European*peysk-
Every word from Ancient Greek κᾰ́στᾰνᾰ