Vandyke
noun
[ vanˈdʌɪk ]
• a broad lace or linen collar with an edge deeply cut into large points (in imitation of a style frequently depicted in portraits by Sir Anthony Van Dyck), fashionable in the 18th century.
• a neat, pointed beard.
• "with his moustache and Vandyke he is practically unrecognizable"
Vandyke
adjective
• denoting a style of garment or decorative design associated with the portraits of Van Dyck.
• "a Vandyke handkerchief"