| 释义 |
spo·di·um
\ˈspōdēəm\ noun
(-s)
Etymology: Middle English, from Latin, from Greek spodion, diminutive of spodos wood ash
1. obsolete : a powder obtained as a product or residue of combustion (as soot from melting metals or vegetable ash)
2. : bone or animal charcoal; especially : spent bone black from sugar factories used as fertilizer |