dethatch

enUK

de·thatch

D0172000 (dē-thăch′)v. de·thatched, de·thatch·ing, de·thatch·es v.tr. To remove (dead grass) from a lawn, usually to aerate the soil.v.intr. To remove dead grass from a lawn.
de·thatch′er n.

dethatch

(diːˈθætʃ) vb (tr) to remove dead grass from (a lawn)