variante(s): boto

n. m.

'moyeu'

D: 1426/27 Saint‑Flour ⊂ DAOA 172b (‑os pl.); 1427 Saint‑Flour ⊂ DAOA 172b (‑os pl.); 1444 Saint‑Flour ⊂ DAOA 172b (‑o)

∅ FEW 1:663b [*ʙᴜᴛᴛᴏ].