Having nuclei of varied forms; denoting a variety of leukocyte. [G. polymorphos, multiform, + L. nucleus, kernel]
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poly·mor·pho·nu·cle·ar -.mȯr-fə-'n(y)ü-klē-ər adj of a leukocyte having the nucleus complexly lobed specif being a mature neutrophil with a characteristic distinctly lobed nucleus
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poly·mor·pho·nu·cle·ar (pol″e-mor″fo-nooґkle-ər) [poly- + morpho- + nuclear] having a nucleus deeply lobed or so divided that it appears to be multiple.Medical dictionary. 2011.