cin·der 
(sĭndər)
(sĭndər)n.
1.
a. A small piece of burned or partly burned substance, such as coal, that is not reduced to ashes but is incapable of further combustion.
b. A piece of charred substance that can burn further but without flame.
2. cinders Ashes.
3. cinders Geology See scoria.
4. Metallurgy See scoria.
5. Slag from a metal furnace.
tr.v. cin·dered, cin·der·ing, cin·ders
To burn or reduce to cinders.
[Alteration (influenced by Old French cendre, ashes) of Middle English sinder, from Old English, slag, dross.]
cinder·y adj.
- elective
- electively
- electiveness
- elector
- electoral
- Electoral College
- electorally
- electorate
- electr-
- electr-
- Electra
- Electra complex
- electret
- electric
- electrical engineer
- electrical engineering
- electrically
- electrical storm
- electric arc
- electric blanket
- electric chair
- electric charge
- electric displacement
- electric eel
- electric eye