To disfigure an object or a place means to spoil its appearance. Wind turbines are large and noisy and they disfigure the landscape. to spoil the appearance that something naturally has
To mar the figure of; to render less complete, perfect, or beautiful in appearance; to deface; to deform
If someone is disfigured, their appearance is spoiled. Many of the wounded had been badly disfigured. + disfigured dis·fig·ured She tried not to look at the scarred, disfigured face