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English definition of “diamond”

diamond

noun (SHAPE)    /ˈdaɪə.mənd/
B2 [C or U] a shape with four straight sides of equal length , forming two opposite angles that are wide and two that are narrow : Joe's socks had diamond patterns on them.Geometrical shapesSpherical, circular and annular objects [C] the square part of a field on which baseball is played , surrounded by the four bases , or the whole field on which the game is played Surfaces on which sports take placeBaseball and roundersGeneral terms used in ball sports
(Definition of diamond noun (SHAPE) from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
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