Inoculated or sprayed with spores to create veins and pockets of bluish-green mildew (stilton, roquefort, gorgonzola, Maytag blue).
Having blue veins or blue lines.
(a.) Having blue veins or blue streaks.
For the architectural embellishment of the city the finest building material was procurable without difficulty and in abundance; Pentelicus forms a mass of white, transparent, blue-veined marble; another variety, somewhat similar in appearance, but generally of a bluer hue, was obtained from Hymettus.