Definition of metakinesis in US English:



  • 1The separation of sister chromatids and their movement to opposite poles in anaphase of mitosis. Now rare and historical.

  • 2The movement of chromosomes to the spindle equator early in metaphase of mitosis.

  • 3Biology. The property of being metakinetic. Compare earlier "metakinetism".


Late 19th century; earliest use found in American Naturalist. From meta- + -kinesis, in sense 1 after German Metakinese; in sense 2 apparently an independent formation.