matted

Từ điển Oxford Advanced Learner 8th

mat·ted [matted] BrE [ˈmætɪd] NAmE [ˈmætɪd] adjective
(of hair, etc.)forming a thick mass, especially because it is wet and dirty
•the dog's matted fur
•Her hair was matted and tangled.

Example Bank:
•The dog's coat easily becomes matted.