1. to remove thatch or dead grass and moss from a lawn or grass surface
Usage: commonly used in lawn care and gardening

Examples

• We decided to dethatch the lawn in spring to promote new growth.
• The gardener used a power rake to dethatch the yard.
• Dethatching helps water and nutrients reach the grass roots more easily.
• You should dethatch your lawn every few years to keep it healthy.
• After dethatching, the lawn looked thinner but grew back much thicker.
• The homeowner rented a dethatcher to remove the buildup of dead grass.