mildew
US /ˈmɪl.duː/
UK /ˈmɪl.duː/

1.
moho, mildiu
a thin whitish coating of a fungus that grows on plants or damp organic material such as paper or leather
:
•
The old books in the attic were covered in mildew.
Los libros viejos en el ático estaban cubiertos de moho.
•
You can smell the mildew in this damp basement.
Puedes oler el moho en este sótano húmedo.