1a 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.
each of a number of large deep-cut points on the border or fringe of a garment or piece of material.
2 (also Vandyke beard) a neat, pointed beard:with his moustache and Vandyke he is practically unrecognizable
adjective
[attributive]
denoting a style of garment or decorative design associated with the portraits of Van Dyck:a Vandyke handkerchief
Vandyke in other Oxford dictionaries
Definition of Vandyke in the US English dictionary
