dark glasses
— Noun
– English
~ (plural) spectacles that are darkened or polarized to protect the eyes from the glare of the sun; "he was wearing a pair of mirrored shades"
double-glaze
— Verb
– English
~ provide with two sheets of glass
demi-glaze
— Noun
– English
~ sauce Espagnole with extra beef stock simmered down and seasoned with dry wine or sherry