plana2
n. f.
'plie, plane de mer [platessa limanda, poisson]'
D: 1433 Alpes‑M. ⊂ DocMidiM 628,25 (FEW «Cannes 1458»)
FEW 9:27b [ᴘʟᴀ̄ɴᴜѕ].