1. fossil fuel consisting of carbonized vegetable matter deposited in the Carboniferous period
Definition categories: substance
2. a hot fragment of wood or coal that is left from a fire and is glowing or smoldering
Similar word(s): ember
Sentences with coal as a noun:
- Put some coals on the fire.
- Put some coal on the fire.
- Just as the camp-fire died down to just coals, with no flames to burn the marshmallows, someone dumped a whole load of wood on, so I gave up and went to bed.