1. partly burned coal or wood that is no longer flaming
Usage: plural form of cinder
2. small pieces of partly burned coal, wood, or other material
Usage: often used for surfaces like running tracks

Examples

• The fireplace was full of cold cinders from last night’s fire.
• She swept the cinders from the hearth into a metal bucket.
• The old running track was made of cinders instead of modern materials.
• Hot cinders flew from the campfire when the wind picked up.
• The locomotive left a trail of cinders along the railway.
• After the house fire, only cinders and debris remained.
• The blacksmith’s forge was surrounded by piles of cinders.