Dyke or Dike may refer to: Dike (construction), a long wall or bank built to keep out the sea or enclose or separate landDyke (ditch), a ditch or channel, often used for draining landDike (geology), a long mass of minerals, usually an intrusion of igneous rocks, filling up rents or fissures in the original strataDiagonal pliers ('Dikes'), a toolDyke or dike, a woman who is attracted to other women and typically has masculine characteristics and mannerisms.
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