Lymphoblast definition

lĭmfə-blăst
A dividing cell that gives rise to a mature lymphocyte.
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A primitive cell that is a precursor of a lymphocyte.
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A large, immature lymphocyte that has been activated by an antigen and divides to give rise to mature lymphocytes (B cells and T cells).
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(US, cytology, oncology) An immature lymphocyte; they proliferate uncontrollably in lymphoblastic leukemia.
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Other Word Forms

Noun

Singular:
lymphoblast
Plural:
lymphoblasts

Origin of lymphoblast

  • lympho- +"Ž -blast

    From Wiktionary