anaphase

(redirected from Anaphase B)
Also found in: Dictionary, Thesaurus, Medical.
Related to Anaphase B: Spindle fibers

anaphase

[′an·ə‚fāz]
(cell and molecular biology)
The stage in mitosis and in the second meiotic division when the centromere splits and the chromatids separate and move to opposite poles.
The stage of the first meiotic division when the two halves of a bivalent chromosome separate and move to opposite poles.