1. a tool or machine with sharp points or blades used to break up and loosen soil
Usage: agricultural; gardening
2. a medical instrument used to make small cuts in the skin
Usage: medical

Examples

• The farmer used a scarifier to prepare the field for planting.
• She ran the scarifier over the compacted lawn to improve drainage.
• The gardener’s scarifier helped break up the hard clay soil.
• Modern scarifiers can cover large areas quickly and efficiently.
• The doctor used a scarifier to collect a small skin sample.
• Traditional scarifiers were simple hand tools with metal teeth.